Seiko Cal. 7133 - 311

The 7133-311 is a sought-after Kinetic piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-2d2d5d511680]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1987

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