Seiko Cal. 3844 - 739

The 3844-739 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3844 caliber with 36j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-d229f4babce9]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1987

Related Models

• Seiko 5663-399
• Seiko 6641-466
• Seiko 6223-435
• Seiko 6638-100
• Seiko 4518-762
• Seiko 5240-856
• Seiko 6297-299
• Seiko 3878-279
• Seiko 6269-882
• Seiko 0712-197
• Seiko 6635-685
• Seiko 6328-902