Seiko Cal. 7129 - 687

The Seiko 7129-687 represents an important milestone in Seiko's 1975 lineup. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-bdbc1b5c70a4]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1975

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