Seiko Cal. 5644 - 748

The Seiko 5644-748 represents an important milestone in Seiko's 1991 lineup. It features a Cream dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-067d9833ceca]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1991

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