Seiko Cal. 7129 - 309

Seiko 7129-309

The Seiko 7129-309 represents an important milestone in Seiko's 1968 lineup. Powered by the 7129 caliber with 36j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-5c41d988fb19]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Cream
Jewels
36j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1968

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