Seiko Cal. 7072 - 331

This Hand-Winding model from 1971 features a 40mm Two-Tone case. It features a Silver dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-2ad511d69ccc]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1971

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