Seiko Cal. 4551 - 807

This Automatic model from 1974 features a 40mm Titanium case. Powered by the 4551 caliber with 31j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-aac31cf008cc]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1974

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