Seiko Cal. 6626 - 728

The Seiko 6626-728 represents an important milestone in Seiko's 1965 lineup. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-2bd080ada585]

Also known as: Sumo, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1965

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