Seiko Cal. 6377 - 901

Seiko 6377-901

This Spring Drive model from 1984 features a 39mm Hardlex-Coated Steel case. Powered by the 6377 caliber with 30j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-fc22eca7bb9e]

Also known as: Silverwave, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
14.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Navy
Jewels
30j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1984

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