Seiko Cal. 4511 - 727

Released in 1982, the Cal. 4511 with design code 727 was part of Seiko's domestic market collection. With its 18mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-81ba16dfc40e]

Also known as: UFO, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1982

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