Seiko Cal. 5642 - 749

The Seiko 5642-749 represents an important milestone in Seiko's 1969 lineup. Powered by the 5642 caliber with 22j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-eac799ff0c51]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1969

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