Seiko Cal. 7040 - 666

This Hand-Winding model from 1978 features a 44mm Two-Tone case. It features a Cream dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-3fe3c25c5d0e]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1978

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