Seiko Cal. 6622 - 637

The Seiko 6622-637 represents an important milestone in Seiko's 1999 lineup. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-81a58738a178]

Also known as: Goldfeather, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1999

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