Seiko Cal. 3865 - 463

The 3865-463 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3865 caliber with 19j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-dbf95ac7680b]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1990

Related Models

• Seiko 3871-232
• Seiko 5246-872
• Seiko 5220-234
• Seiko 6339-101
• Seiko 4429-812
• Seiko 5639-788
• Seiko 4560-877
• Seiko 4549-113
• Seiko 7085-873
• Seiko 0780-525
• Seiko 6327-633
• Seiko 7146-520