Seiko Cal. 5643 - 506

The Seiko 5643-506 represents an important milestone in Seiko's 1992 lineup. It features a Green dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-a307c0da80f0]

Also known as: Turtle, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1992

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