Seiko Cal. 6318 - 693

The Seiko 6318-693 represents an important milestone in Seiko's 1977 lineup. Powered by the 6318 caliber with 30j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-70550aa83cfe]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1977

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