Seiko Cal. 7140 - 115

The Seiko 7140-115 represents an important milestone in Seiko's 1971 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-7286f01799cd]

Also known as: Silverwave, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1971

Related Models

• Seiko 5616-209
• Seiko 6163-853
• Seiko 3862-455
• Seiko 3869-104
• Seiko 6684-984
• Seiko 7128-788
• Seiko 6257-326
• Seiko 7135-415
• Seiko 3883-951
• Seiko 5218-573
• Seiko 5243-464
• Seiko 6649-208