Seiko Cal. 5616 - 765

The Seiko 5616-765 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-36589bdf97fb]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1972

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