Seiko Cal. 4491 - 987

The 4491-987 is a sought-after Quartz piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-069f6778556f]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1967

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