Seiko Cal. 5644 - 891

The Seiko 5644-891 represents an important milestone in Seiko's 1998 lineup. It features a Navy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-170edcc0811e]

Also known as: Panda, UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1998

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