Seiko Cal. 3864 - 791

The 3864-791 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-791f680b90ec]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1997

Related Models

• Seiko 6232-517
• Seiko 4582-598
• Seiko 6330-791
• Seiko 5679-214
• Seiko 3847-637
• Seiko 6166-609
• Seiko 7091-772
• Seiko 4532-763
• Seiko 3886-119
• Seiko 6619-389
• Seiko 5613-839
• Seiko 6344-561