Seiko Cal. 6642 - 721

The 6642-721 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6642 caliber with 24j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-ab8e4fb8c4ff]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1999

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