Seiko Cal. 4491 - 321

The Seiko 4491-321 represents an important milestone in Seiko's 1994 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-2fd4f570ec17]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1994

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