Seiko Cal. 6677 - 535

The Seiko 6677-535 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-c9ab7e5937dd]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1971

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