Seiko Cal. 6631 - 456

This Kinetic model from 1984 features a 41mm Gold-Plated case. It features a Burgundy dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-547dd083b0e6]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1984

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