Seiko Cal. 4491 - 938

The 4491-938 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-576061fcc2bf]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1985

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