Seiko Cal. 6644 - 259

Released in 1976, the Cal. 6644 with design code 259 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-13ae148ffb42]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1976

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