Seiko Cal. 6644 - 567

The 6644-567 is a sought-after Solar piece from Seiko's golden era. Powered by the 6644 caliber with 24j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-8825b3725968]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1998

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