Seiko Cal. 5656 - 348

The 5656-348 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-b03dfb54ec6b]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1969

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