Seiko Cal. 4439 - 391

The 4439-391 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-1e522d1f261f]

Also known as: Panda, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1987

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