Seiko Cal. 4439 - 407

The Seiko 4439-407 represents an important milestone in Seiko's 1984 lineup. It features a Cream dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-05e457bfb530]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1984

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