Seiko Cal. 4420 - 333

The 4420-333 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4420 caliber with 17j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-0f9a66c2f19f]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1985

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