Seiko Cal. 7023 - 840

The Seiko 7023-840 represents an important milestone in Seiko's 1974 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-02d2a3fb0766]

Also known as: UFO, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1974

Related Models

• Seiko 4465-129
• Seiko 6244-681
• Seiko 3843-529
• Seiko 6334-827
• Seiko 5612-603
• Seiko 6137-410
• Seiko 6655-687
• Seiko 6166-130
• Seiko 6295-547
• Seiko 7011-990
• Seiko 6628-851
• Seiko 7065-666