Seiko Cal. 5683 - 677

The Seiko 5683-677 represents an important milestone in Seiko's 1972 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-00df4315046a]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1972

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