Seiko Cal. 3869 - 921

The 3869-921 is a sought-after Solar piece from Seiko's golden era. Powered by the 3869 caliber with 33j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-46ded422c678]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1972

Related Models

• Seiko 6116-917
• Seiko 0726-481
• Seiko 5694-578
• Seiko 5212-408
• Seiko 5299-357
• Seiko 7070-855
• Seiko 0744-366
• Seiko 0720-377
• Seiko 0721-368
• Seiko 5256-312
• Seiko 4557-983
• Seiko 5655-857