Seiko Cal. 6644 - 123

The 6644-123 is a sought-after Automatic piece from Seiko's golden era. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-f29f60eb3ed9]

Also known as: Sumo, Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1994

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