Seiko Cal. 4476 - 198

This Spring Drive model from 1991 features a 43mm Two-Tone case. Powered by the 4476 caliber with 21j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-6083bf2ade6a]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1991

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