Seiko Cal. 6644 - 958

The Seiko 6644-958 represents an important milestone in Seiko's 1999 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-3e3ef0399cc1]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1999

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