Seiko Cal. 6638 - 912

Seiko 6638-912

The 6638-912 is a sought-after Quartz piece from Seiko's golden era. With its 19mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-7fe9fd3f2876]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
13.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Navy
Jewels
25j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1998

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