Seiko Cal. 5644 - 814

The Seiko 5644-814 represents an important milestone in Seiko's 1978 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-e9d9a1231c6e]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1978

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