Seiko Cal. 7145 - 921

The Seiko 7145-921 represents an important milestone in Seiko's 1971 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-301a107dbb45]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1971

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