Seiko Cal. 6645 - 530

Released in 1985, the Cal. 6645 with design code 530 was part of Seiko's domestic market collection. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-35b555cc07aa]

Also known as: Samurai, Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1985

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