Seiko Cal. 7140 - 314

The 7140-314 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7140 caliber with 25j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-a644517ea4ba]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1972

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