Seiko Cal. 4437 - 777

The 4437-777 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4437 caliber with 19j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-eba67938abb7]

Also known as: Pogue, Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1990

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