Seiko Cal. 4513 - 561

The Seiko 4513-561 represents an important milestone in Seiko's 1978 lineup. Powered by the 4513 caliber with 36j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-0df391d84106]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1978

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