Seiko Cal. 6621 - 161

This Spring Drive model from 1988 features a 41mm Two-Tone case. It features a White dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-e07a1bffc8b8]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1988

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