Seiko Cal. 4487 - 729

The Seiko 4487-729 represents an important milestone in Seiko's 1965 lineup. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-915382bd9c8e]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1965

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