Seiko Cal. 0771 - 554

Seiko 0771-554

This Automatic model from 1989 features a 40mm Titanium case. Powered by the 0771 caliber with 20j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-579eaec3b133]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
13.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1989

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seikata-wm-579eaec3b133