Seiko Cal. 7140 - 777

This Spring Drive model from 1991 features a 40mm Two-Tone case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-c8c580513f00]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1991

Related Models

• Seiko 0780-245
• Seiko 5658-707
• Seiko 5699-515
• Seiko 7084-697
• Seiko 6183-124
• Seiko 7043-678
• Seiko 6319-490
• Seiko 6657-151
• Seiko 4575-277
• Seiko 0773-719
• Seiko 6164-701
• Seiko 6682-366