SpecStudio
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Seiko Chronograph SND377
Ref. SND377P1 · Chronograph
Stock unknown
Case
- Diameter
- 40mm
- Thickness
- 10mm
- Lug width
- 20mm
- Material
- Stainless Steel
- Finish
- Stainless Steel
- Water resistance
- 100m
Crystal & dial
- Crystal
- Hardlex
- Dial colour
- Black
Movement
- Caliber
- Seiko 7T92
- Type
- Quartz
Design language
- Case shape
- round
- Dial style
- matte
- Sub-dials
- 3
- Bezel
- compass
- Bracelet
- metal_oyster
AI-detected from the product image
Quartz Chronograph collection · 2 watches
Market
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Closed · 90d0Asking-price history
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Retail stock & market context
Seiko on the secondhand market
+10.4%
2026 so far · +5.9% to +17.2% · 91 matched watches
In line with the index
Chronographs as a group: +6.3% · 156 matched watches
Year-by-year readings →Similar watches
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Summary
The Seiko Chronograph SND377 (ref. SND377P1) is a quartz chronograph watch, with a 40mm stainless steel case, 10mm thick, powered by the Seiko 7T92 movement. Water resistance is rated to 100m, under a hardlex crystal.
On real wrists · 1
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