Seiko Cal. 4437 - 977

The 4437-977 is a sought-after Solar piece from Seiko's golden era. With its 18mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-7cc37edc1804]

Also known as: Helmet, UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1994

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