Seiko Cal. 6644 - 499

The 6644-499 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6644 caliber with 35j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-097c31413273]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1979

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