Seiko Cal. 7180 - 137

The 7180-137 is a sought-after Solar piece from Seiko's golden era. Powered by the 7180 caliber with 20j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-92946fc60de4]

Also known as: Bullhead, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1999

Related Models

• Seiko 0775-497
• Seiko 4451-285
• Seiko 5277-953
• Seiko 6198-232
• Seiko 6310-775
• Seiko 4595-193
• Seiko 3814-829
• Seiko 7141-167
• Seiko 6611-648
• Seiko 6682-636
• Seiko 0746-910
• Seiko 7138-527