Seiko Cal. 7180 - 736

Seiko 7180-736

The Seiko 7180-736 represents an important milestone in Seiko's 1992 lineup. Powered by the 7180 caliber with 30j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-2c278d6b1f16]

Also known as: Turtle, World Timer

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
130m
Dial Color
Champagne
Jewels
30j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1992

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