Seiko Cal. 5225 - 310

The 5225-310 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5225 caliber with 35j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-6cf11bd8388d]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

Related Models

• Seiko 7126-470
• Seiko 6654-856
• Seiko 5636-483
• Seiko 6174-710
• Seiko 4469-711
• Seiko 5625-481
• Seiko 5663-281
• Seiko 5659-535
• Seiko 5243-877
• Seiko 3841-443
• Seiko 4562-734
• Seiko 6287-572