Seiko Cal. 6658 - 973

This Hand-Winding model from 1986 features a 40mm Gold-Plated case. Powered by the 6658 caliber with 19j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-bf456ec8512b]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1986

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