Seiko Cal. 3851 - 725

The Seiko 3851-725 represents an important milestone in Seiko's 1972 lineup. Powered by the 3851 caliber with 23j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-6a4071a4d97d]

Also known as: Samurai, Panda

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1972

Related Models

• Seiko 4445-209
• Seiko 4599-704
• Seiko 5645-815
• Seiko 6195-378
• Seiko 6139-866
• Seiko 6325-880
• Seiko 3814-664
• Seiko 0766-277
• Seiko 7197-911
• Seiko 6243-325
• Seiko 6328-760
• Seiko 6649-789