Seiko Cal. 0727 - 818

Seiko 0727-818

This Automatic model from 1981 features a 37mm Titanium case. Powered by the 0727 caliber with 32j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-ebeff521e85c]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
15.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Black
Jewels
32j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1981

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seikata-wm-ebeff521e85c