Seiko Cal. 4496 - 603

The Seiko 4496-603 represents an important milestone in Seiko's 1978 lineup. Powered by the 4496 caliber with 26j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-e3313faa6b7c]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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