Seiko Cal. 7136 - 931

Seiko 7136-931

The 7136-931 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-9def514d729c]

Also known as: Turtle, UFO

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
12.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Silver
Jewels
26j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1992

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seikata-wm-9def514d729c