Seiko Cal. 7027 - 730

The Seiko 7027-730 represents an important milestone in Seiko's 1997 lineup. Powered by the 7027 caliber with 26j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-4ad0c51a0e04]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1997

Related Models

• Seiko 7141-908
• Seiko 5213-986
• Seiko 7064-830
• Seiko 5652-644
• Seiko 6643-533
• Seiko 0732-356
• Seiko 6611-415
• Seiko 6679-125
• Seiko 3856-755
• Seiko 4411-878
• Seiko 6136-993
• Seiko 5612-223