Seiko Cal. 4461 - 391

Released in 1977, the Cal. 4461 with design code 391 was part of Seiko's domestic market collection. Powered by the 4461 caliber with 21j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-9a6b9fe5af08]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

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