Seiko Cal. 4557 - 716

Seiko 4557-716

The Seiko 4557-716 represents an important milestone in Seiko's 1969 lineup. Powered by the 4557 caliber with 28j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-197a3ccfcafd]

Also known as: Turtle, Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
36mm
Case Thickness
11.7mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
60m
Dial Color
Black
Jewels
28j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1969

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