Seiko Cal. 7156 - 603

The Seiko 7156-603 represents an important milestone in Seiko's 1966 lineup. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-6dcac50e43da]

Also known as: Sumo, Pogue

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1966

Related Models

• Seiko 4527-817
• Seiko 5292-438
• Seiko 3838-920
• Seiko 6182-718
• Seiko 4473-351
• Seiko 5274-627
• Seiko 7114-296
• Seiko 6656-734
• Seiko 6171-687
• Seiko 6694-822
• Seiko 4576-741
• Seiko 6170-496