Seiko Cal. 6321 - 623

This Hand-Winding model from 1991 features a 44mm Two-Tone case. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-dbc5d3daaef0]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1991

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