Seiko Cal. 5644 - 682

This Spring Drive model from 1993 features a 42mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-961428fa8b2c]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1993

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