Seiko Cal. 5613 - 337

The Seiko 5613-337 represents an important milestone in Seiko's 1981 lineup. Powered by the 5613 caliber with 33j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-cadf9eef7439]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1981

Related Models

• Seiko 6231-818
• Seiko 0753-598
• Seiko 7061-224
• Seiko 4588-951
• Seiko 6668-405
• Seiko 6247-653
• Seiko 5668-859
• Seiko 7014-521
• Seiko 7182-260
• Seiko 0735-118
• Seiko 5289-835
• Seiko 4596-712