Seiko Cal. 7021 - 340

This Hand-Winding model from 1972 features a 35mm Two-Tone case. It features a Burgundy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-1ab710ca27f9]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1972

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