Seiko Cal. 6623 - 650

The Seiko 6623-650 represents an important milestone in Seiko's 1999 lineup. It features a White dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-ccf5b708c4cb]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1999

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