Seiko Cal. 3850 - 646

Seiko 3850-646

This Quartz model from 1988 features a 42mm PVD Black case. Powered by the 3850 caliber with 30j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-db50ba9723c8]

Also known as: Turtle, Sumo

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
42mm
Case Thickness
13.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Champagne
Jewels
30j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1988

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seikata-wm-db50ba9723c8