Seiko Cal. 6377 - 176

Seiko 6377-176

This Automatic model from 1969 features a 43mm Hardlex-Coated Steel case. Powered by the 6377 caliber with 29j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-8a4561c9d51d]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
15.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Green
Jewels
29j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1969

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