Seiko Cal. 6617 - 373

The Seiko 6617-373 represents an important milestone in Seiko's 1991 lineup. It features a Black dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-e3a595e6d37f]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1991

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