Seiko Cal. 5237 - 907

The Seiko 5237-907 represents an important milestone in Seiko's 1982 lineup. Powered by the 5237 caliber with 25j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-fd9b971ebf17]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1982

Related Models

• Seiko 6613-389
• Seiko 5694-164
• Seiko 6284-265
• Seiko 6328-320
• Seiko 6172-526
• Seiko 4564-147
• Seiko 7165-222
• Seiko 4493-489
• Seiko 7020-359
• Seiko 6620-450
• Seiko 7052-932
• Seiko 6681-763