Seiko Cal. 6613 - 757

This Spring Drive model from 1988 features a 41mm Two-Tone case. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-f780f2ff6b3d]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1988

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