Seiko Cal. 6634 - 377

Seiko 6634-377

The Seiko 6634-377 represents an important milestone in Seiko's 1988 lineup. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-05dad3211947]

Also known as: Samurai, UFO

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
12.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
160m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1988

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