Precista watches: Past and current models

Watches with British & Commonwealth roots

Precista watches: Past and current models

Postby koimaster » February 9th 2018, 9:43am

This is a repost with the photos of the original post at TZ-UK. Photos in that post are gone so I went back to the wayback archive to rebuild this. My post at TZ-Uk is here, http://forum.tz-uk.com/showthread.php?5 ... dels/page2 the original link is below.


Precista watches: Past and current models
info and photos from Timefactors website, partially based on post "PRS Virtual Museum", from Ron Jr http://forum.tz-uk.com/showthread.php?5 ... ent-models







PRS-1 Speedbird

# produced: 300
Case: Stainless steel case with a screw down back and crown. Finish is fine brush.
Dimensions: Diameter = 37.5 mm, 11.6 mm thick and 48.5 mm lug tip to lug tip. Lug spacing is 18 mm.
Movement: ETA 2836-2, 25 jewel automatic
W/R: 100 meters
Crystal: Bombé sapphire


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PRS-2 Dreadnought


# produced: 200
Case: 316L stainless steel with screw back and decoupling screw down crown. Finish is bead blasted. Unidirectional 60 clicks bezel.
Dimensions: Diameter = 44 mm, 15.6 mm thick and 54 mm lug tip to lug tip. Lug spacing is 22 mm.
Weight: Watch & bracelet = 265 grammes, the watch head is approximately 140 grammes
Movement: ETA 2824-2T (Top) with decoration and chronometer rated to DIN standard
W/R: 500 meters
Crystal: Domed sapphire crystal with anti-reflective coating on the underside
Antimag: Anti-magnetic to 30,000 A/m


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PRS-3 Broadarrow


# Produced: 150 in each dial color.
Case: Stainless steel case with screw back and screw down crown. Finish is mixed brushed and polished. Unidirectional bezel with 60 clicks.
An optional bracelet was available.
Dimensions: Diameter = 39 mm across the bezel, 45 mm across the case to the tip of the protected crown, 47 mm lug tip to tip and 11.45 mm thick.
Lug spacing is 20 mm.
Movement: Ronda 715Li lithium powered with 10 year battery life, 5 jewel with gilt movement
W/R: 300 meters
Crystal: Sapphire
Dial: Available in Black or Orange.


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PRS-3 (2nd version)


Case: 316L stainless steel case with screw back and screw down crown. Finish is brushed on top and polished sides. Bezel with 60 clicks.
Dimensions: Diameter = 42 mm, 46 mm across including crown, 49.6 mm lug tip to tip and 12.45 mm thick.
Lug spacing is 22 mm.
Fitted with stainless steel solid link bracelet with custom solid end pieces, screwed adjustment links and with safety fliplock clasp with divers' extension.
Weight: 205 grammes on steel bracelet, 125 grammes on PU strap
Movement: ETA 2824-2 standard running at 28,800 BPH
W/R: 300 meters
Crystal: Sapphire with anti-reflective coating on the underside
Dial: Black
Antimag: Anti-magnetic to 4800 A/m


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PRS-4 Broadarrow


# Produced: 150 in each dial color.
Case: Stainless steel case with screw back and screw down crown. Finish is PVD (Physical Vapour Deposition). Unidirectional bezel with 60 clicks.
Dimensions: Diameter = 39 mm across the bezel, 45 mm across the case to the tip of the protected crown, 47 mm lug tip to tip and 11.45 mm thick.
Lug spacing is 20 mm.
Movement: Ronda 715Li lithium powered with 10 year battery life, 5 jewel with gilt movement
W/R: 300 meters
Crystal: Sapphire
Dial: Available in Black or Orange.


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PRS-5 Broadarrow


Case: Stainless steel assymetrical case with a screw back. Finish is bead blasted.
Dimensions: Diameter = 41 mm to the tip of the crown, 45.5 mm lug tip to lug tip and 14.2 mm thick. Lug spacing is 19 mm.
Movement: Poljot 3133 calibre, 23 jewel hand winding
W/R: 50 meters
Crystal: acrylic


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photo from Chronomaster website, courtesy of glazba




PRS-5 (2nd version)


Case: 316L stainless steel, bead-blasted, screw back, drilled lugs.
Dimensions: Diameter = 41mm across including crown, 45.5 lug to lug height, 37mm top to bottom, 14.75mm to the top of domed crystal. Lug spacing is 20mm.
Movement: Seagull ST-19 column wheel hand-wind chronograph
W/R: 50 meters
Crystal: Hi-dome acrylic
Antimag: Anti-magnetic to 4800 A/m


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PRS-6 Broadarrow


Case: Brushed stainless steel case with polished screw back. Black dial with tritium hour markers and hands, sub-seconds.
Dimensions: Diameter = 36 mm diameter, 46.25 mm lug tip to tip and 10.8 mm thick. Lug spacing (fixed bars) is 18 mm
Movement: FHF 1380 11 calibre, 17 jewel hand winding
W/R: 30 meters
Crystal: Acrylic


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PRS-7 Speedbird 2


# Produced: 300 total for both dial colors
Case: Stainless steel case with screw down back and crown. Finish is fine brush.
Dimensions: Diameter = 37.5 mm, 11.6 mm thick and 48.5 mm lug tip to lug tip. Lug spacing is 18 mm.
Movement: ETA 2836-2, 25 jewel automatic
W/R: 100 meters
Crystal: Bombé sapphire
Dial: Black or Ivory.

A limited number (38) were available plated in gold, commonly known as "Goldbird".

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PRS-10 Broadarrow



# produced: aprox 290
Case: Bead blasted steel case with pressure fit back
Dimensions: Diameter = 36mm diameter, 42mm lug tip to lug tip and 9.8mm thick. Lug spacing is 18mm bars are fixed.
Movement: ISA 1198/103 calibre with quickset date, 2 jewel quartz
W/R: 50 meters
Crystal: Acrylic


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PRS-10 (2nd version)


Case: 316L stainless steel, bead-blasted, drilled lugs, crown is screw-down and caseback is screw back.
Dimensions: Diameter = 38.6mm across including crown, 37mm top to bottom, 42.4mm lug to lug, 11.25mm to the top of domed crystal. Lug spacing is 20mm.
Movement: Ronda 715 Li with 10-year battery life.
W/R: 100 meters.
Crystal: Hi-dome acrylic
Antimag: Anti-magnetic to 4800 A/m


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PRS-11 Broadarrow


Case: Stainless steel case with screw back and screw down crown. Finish is PVD (Physical Vapour Deposition). Unidirectional bezel with 120 clicks.
Dimensions: Diameter = 39 mm across the bezel, 45 mm across the case to the tip of the protected crown, 47 mm lug tip to tip and 11.45 mm thick.
Lug spacing is 20 mm.
Movement: ETA 2824-2, 25 jewel automatic
W/R: 300 meters
Crystal: Flat sapphire with anti-relective coating on the underside.
Dial: Available in Black or Orange.

A limited run (aprox. 25) were manufactured with the DN style hands.


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PRS-12 Speedbird 1903


# Produced: 100
Case: Stainless steel case with screw back and screw down crown. Finish is brushed.
Dimensions: Diameter = 38mm, 49mm lug tip to lug tip and 14.3mm thick. Lug spacing is 20mm.
Movement: Valjoux 7750 calibre, 25 jewel automatic chronograph
W/R: 100 meters
Crystal: domed sapphire


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PRS-14


Case: Stainless steel case with screw back and decoupling screw down crown. Finish brushed steel sides, polished top and back. Unidirectional bezel with luminous numbers in the bezel insert sealed with hardened acrylic.
Dimensions: Diameter = 40mm across the bezel and 46.6mm to the tip of the signed crown. 47mm lug tip to lug tip and 14.3mm thick. Lug spacing is 20mm.
Movement: ETA 2824-2, 25 jewel automatic
W/R: 300 meters
Crystal: Acrylic
Antimag: Anti-magnetic to 80,000 A/m

Note: 9 PRS-14 watches were made with PVD cases.


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PRS-15 Ladybird


# produced: 50
Case: Stainless steel case with screw view back and screw down crown. Finish is brushed.
Dimensions: Diameter = 29mm, 36.5mm lug tip to lug tip and 12.5mm thick. Lug spacing is 14mm.
Movement: ETA 2671, 25 jewel automatic
W/R: 50 meters
Crystal: domed sapphire


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PRS-17A / PRS-17Q / PRS-17C


# produced: A - 100 / Q - 100 / C - 150 / C 24h - 50
Case: 316L stainless steel with screw back and screw down crown. Finish brushed and polished. Unidirectional bezel 120 clicks.
12 hour bezel to enable displaying the time in a second time zone is optional.
Dimensions:
A / Q-Diameter = 37.3mm, 43mm across including crown 44.5mm lug tip to lug tip and 10.9mm thick. Lug spacing 20mm.
C-Diameter = 37.3mm, 43mm across including crown 44.5mm lug tip to lug tip and 12.5mm thick. Lug spacing 20mm.
Movement: A - ETA 2824-2, 25 jewel automatic
Q - Ronda 715Li quartz, 5 jewels with 10 year battery life
C - ETA 251.262 calibre, 27 jewel quartz chronograph, 30 month batery life.
W/R: A - 200 meters / Q - 200 meters / C - 100 meters
Crystal: Sapphire with anti-reflective coating on the underside
Antimag: Anti-magnetic to 4,800 A/m


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PRS-18A / PRS-18Q



Case: 316L stainless steel with screw back and screw down crown. Finish is blasted. Unidirectional bezel 120 clicks.
Dimensions: Diameter = 39mm, 43.5mm across including crown. 47.5mm lug tip to lug tip and 12.5mm thick. Lug spacing 20mm.
Movement: A - ETA 25 jewel automatic, calibre 2824-2
Q - Ronda 715Li quartz, 5 jewels with 10 year battery life
W/R: 200 meters
Crystal: Sapphire with anti-reflective coating on the underside
Antimag: Anti-magnetic to 4,800 A/m


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PRS-20


# produced: 100 in LE
Case: 316L stainless steel with screw down sapphire glass back (LE) or solid steel screw back instead of the sapphire glass back (non-LE), screw down crown, polished.
Dimensions: Diameter = 44mm, 48.5mm across including crown, 50mm lug tip to lug tip and 11.2mm thick. Lug spacing 24mm.
Movement:
Limited - ETA/Unitas 6498-1 17 jewel hand winding, modified by Soprod with screwed balance and blued steel swan-neck regulator, decorated with Geneva Stripes, perlage and blued screws, Glucydur balance, Anachron hairspring and chronometer grade (soigné), adjusted in 3 positions.
Non-LE - ETA/Unitas 6498-1 standard movement
W/R: 100 meters
Crystal: Domed sapphire with anti-reflective coating on the underside
Antimag: Anti-magnetic to 4,800 A/m


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PRS-22 - Speedbird III


Case: 316L stainless steel, screw back, crown tube screwed into case and stainless steel bracelet. Finish is brushed.
Dimensions: Diameter=39mm, 42.6mm including crown, 46mm lug to lug height and 11.9mm to the top of crystal. Lug spacing 20mm.
Movement: ETA2824-2, 25 jewel automatic standard version (Note: 1st 50 produced - ETA 2824-2, 25 jewel automatic with Nivarox hairspring and Glucydur balance, adjusted in 4 positions).
W/R: 100 meters; also negative pressure-tested to 0.4 ATM
Crystal: Domed sapphire with anti-reflective on underside
Anti-mag: Anti-magnetic to 80,000 A/m


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PRS-50


# produced: 50 in LE
Case: 316L stainless steel with screw back and screw down crown. Finish is polished. Unidirectional 60 clicks bezel, domed acrylic.
Dimensions: Diameter = 42 mm, 15.3 mm thick and 50.7 mm lug tip to lug tip. Lug spacing is 22 mm.
Movement:
Limited - NOS AS 2063, 17 jewel automatic movement
Non-LE - ETA 2824-2, standard version
W/R: 200 meters
Crystal: Flat sapphire crystal with anti-reflective coating on the underside 4.13 mm thick
Antimag: Anti-magnetic to 4,800 A/m

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PRS-50-B


Case: 316L stainless steel with screw back and screw down crown. Finish is polished. Unidirectional 60 clicks bezel, flat acrylic.
Dimensions: Diameter = 42 mm, 16.7 mm thick and 50 mm lug tip to lug tip. Lug spacing is 22 mm.
Movement: NOS AS 2063, 17 jewel automatic movement
W/R: 200 meters
Crystal: Domed acrylic crystal
Antimag: Anti-magnetic to 4,800 A/m


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PRS-53 Fat Arrow

# produced: 300
Case: stainless steel case with a polished screw back and fixed bars. Finish is polished.
Dimensions: Diameter = 37mm, 41mm across including crown 48mm lug tip to lug tip and 12.75mm thick Lug spacing 18mm.
Movement:
Handwind - ETA 2801-2, 17 jewels with hack seconds modification
Automatic - ETA 2824, 25 jewels
W/R: 50 meters
Crystal: Acrylic

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