Seiko 100th Anniversary Prospex GPS Solar Chronograph Speedtimer 42mm Men’s Watch
£2,140
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Seiko 100th Anniversary Prospex GPS Solar Chronograph Speedtimer 42mm Men’s Watch | £2,140
Ring Size Guide
Ring Size | Circumference (mm) | Ring Size | Circumference (mm) |
---|---|---|---|
I | 48.0 | R | 58.9 |
J | 48.7 | S | 60.2 |
K | 50.0 | T | 61.4 |
L | 51.2 | U | 62.7 |
M | 52.5 | V | 64.0 |
N | 53.8 | W | 65.3 |
O | 55.1 | X | 66.6 |
P | 56.3 | Y | 67.8 |
Q | 57.6 | Z | 68.5 |
Please note that this is only a guide and will not take into account the style of ring. For example, if you are choosing a ring with a deep band width, you may need a larger size.
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Seiko 100th Anniversary Prospex GPS Solar Chronograph Speedtimer 42mm Men’s Watch (M145785)

Celebrating iconic heritage, this Seiko 100th Anniversary Prospex GPS Solar Chronograph Speedtimer 42mm Men’s Watch pays tribute to the brands pioneering spirit and commitment to precision. Symbolising Seiko’s legacy, this timepiece combines instantly recognisable details with their renowned precision and innovation.
At A Glance
- Presented on stainless steel bracelet and fastened with a three fold clasp with secure clasp
- 42mm stainless steel case with 100m water resistance
- Black dial with stainless steel hands and hour markers
- Dual-curved sapphire crystal glass
- Date window displayed between 4 and 5 o’clock
- Powered by in-house 5X83 Solar GPS calibre
- Power reserve: Operating for approximately 6 months (when fully charged), power save: approximately 2 years
- Limited to 1000 pieces
Specification
Supplier Code | SSH169J1 |
Range | Prospex |
Collection | Speedtimer |
Limited Edition | Yes |
Strap/Finish | Stainless Steel,Ion Plated/PVD |
Strap Type | Bracelet |
Watch Movement | Solar Powered |
Function | Chronograph , Date , Multi Time |
Water Resistancy | 100m |
Case Size (mm) | 42 |
Dial Colour | Black |
Markers | Batons |
Clasp Type | Three Fold Clasp with Secure Lock |
Glass Type | Sapphire Crystal Glass |
Manufacturer Warranty | 2 Years |
Finish | Matt |