Seiko Cal. 3864 - 729

The 3864-729 is a sought-after Solar piece from Seiko's golden era. With its 19mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-2c2b48b233a3]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1994

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