Seiko Cal. 4576 - 691

The 4576-691 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-20af6a3ca711]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1988

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