Seiko Cal. 6610 - 420

This Hand-Winding model from 1971 features a 38mm Titanium case. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-3c10d04502b8]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

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