Seiko Cal. 3897 - 998

Seiko 3897-998

This Quartz model from 1989 features a 42mm Titanium case. Powered by the 3897 caliber with 31j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-741c255c0e38]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
42mm
Case Thickness
12.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1989

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seikata-wm-741c255c0e38