Seiko Cal. 4436 - 421

The 4436-421 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-3fe61ed767b1]

Also known as: UFO, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1985

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