Seiko Cal. 6361 - 461

Released in 1977, the Cal. 6361 with design code 461 was part of Seiko's domestic market collection. Powered by the 6361 caliber with 20j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-a2c03a7fd8bb]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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