Seiko Cal. 4420 - 654

The 4420-654 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4420 caliber with 17j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-5da1764ceaa7]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1994

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