Seiko Cal. 5680 - 710

The Seiko 5680-710 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-439374e172b2]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1978

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