Seiko Cal. 3891 - 951

The Seiko 3891-951 represents an important milestone in Seiko's 1973 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-967d0d63f02d]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1973

Related Models

• Seiko 6355-227
• Seiko 7072-352
• Seiko 6130-269
• Seiko 6232-670
• Seiko 6195-468
• Seiko 6117-432
• Seiko 0782-118
• Seiko 0775-297
• Seiko 7160-440
• Seiko 5654-660
• Seiko 4590-710
• Seiko 7064-916