Seiko Cal. 4436 - 223

The 4436-223 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4436 caliber with 28j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-3585249a1d5c]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1990

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