Seiko Cal. 4431 - 747

The 4431-747 is a sought-after Solar piece from Seiko's golden era. Powered by the 4431 caliber with 21j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-01daec8dfb68]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1999

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