Seiko Cal. 6623 - 765

The Seiko 6623-765 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-58fb60835ad1]

Also known as: Goldfeather, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1976

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