Seiko Cal. 6257 - 446

This Kinetic model from 1968 features a 42mm Stainless Steel case. It features a Navy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-3f8c37e1c623]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1968

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