Seiko Cal. 0737 - 437

The Seiko 0737-437 represents an important milestone in Seiko's 1979 lineup. Powered by the 0737 caliber with 29j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-32650275aa08]

Also known as: Tuna, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1979

Related Models

• Seiko 6316-767
• Seiko 6330-974
• Seiko 6147-845
• Seiko 6132-341
• Seiko 7172-472
• Seiko 5685-878
• Seiko 6699-230
• Seiko 7033-903
• Seiko 3840-225
• Seiko 4591-767
• Seiko 7151-108
• Seiko 7179-174