Seiko Cal. 0777 - 387

Seiko 0777-387

The Seiko 0777-387 represents an important milestone in Seiko's 1967 lineup. Powered by the 0777 caliber with 25j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-80128bb5df70]

Also known as: Turtle

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
11.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
150m
Dial Color
Navy
Jewels
25j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1967

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