Seiko Cal. 4428 - 294

The 4428-294 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4428 caliber with 24j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-095558ebe65c]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1991

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