Seiko Cal. 6337 - 639

Seiko 6337-639

This Quartz model from 1986 features a 41mm Two-Tone case. Powered by the 6337 caliber with 35j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-4027ec7bf8c4]

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
41mm
Case Thickness
10.1mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Navy
Jewels
35j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1986

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