Seiko Cal. 4487 - 710

This Kinetic model from 1977 features a 45mm Titanium case. Powered by the 4487 caliber with 27j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-8a8382078188]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

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