Seiko Cal. 4436 - 677

The Seiko 4436-677 represents an important milestone in Seiko's 1966 lineup. It features a Cream dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-23f2a03ff907]

Also known as: Navigator, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1966

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