Seiko Cal. 7021 - 350

The Seiko 7021-350 represents an important milestone in Seiko's 1974 lineup. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-566e3e3100d4]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1974

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