Seiko Cal. 4491 - 176

The 4491-176 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4491 caliber with 23j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-25e914cfdcec]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1998

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