Seiko Cal. 6627 - 653

Seiko 6627-653

The Seiko 6627-653 represents an important milestone in Seiko's 1977 lineup. Powered by the 6627 caliber with 31j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-f5eb023b3647]

Also known as: Tuna, Golden Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
11.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1977

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