Seiko Cal. 5644 - 542

The 5644-542 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f505df8ee6f1]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1983

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