Seiko Cal. 5646 - 419

The Seiko 5646-419 represents an important milestone in Seiko's 1973 lineup. Powered by the 5646 caliber with 26j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-569978d509b6]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1973

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