Seiko Cal. 7140 - 958

The Seiko 7140-958 represents an important milestone in Seiko's 1977 lineup. It features a Silver dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-9bf5b13b6693]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1977

Related Models

• Seiko 3828-645
• Seiko 3824-218
• Seiko 7084-657
• Seiko 6259-199
• Seiko 6287-288
• Seiko 6213-639
• Seiko 5218-617
• Seiko 6628-233
• Seiko 0772-311
• Seiko 7071-121
• Seiko 7157-656
• Seiko 4526-474