Seiko Cal. 5647 - 428

The Seiko 5647-428 represents an important milestone in Seiko's 1992 lineup. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-33f27dc16bde]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1992

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