Seiko Cal. 6644 - 620

The Seiko 6644-620 represents an important milestone in Seiko's 1998 lineup. It features a White dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-c6a8321a61a0]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1998

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