Seiko Cal. 5644 - 679

The Seiko 5644-679 represents an important milestone in Seiko's 1998 lineup. It features a Silver dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-6c18803f2159]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1998

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