Seiko Cal. 7156 - 840

The 7156-840 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7156 caliber with 26j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-35c2f948a20f]

Also known as: Rally, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1981

Related Models

• Seiko 7030-727
• Seiko 7080-978
• Seiko 6168-941
• Seiko 5283-122
• Seiko 5642-140
• Seiko 5611-576
• Seiko 6623-931
• Seiko 6175-687
• Seiko 0725-453
• Seiko 7150-455
• Seiko 7031-589
• Seiko 4475-273