Seiko Cal. 6631 - 458

The 6631-458 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-8aeb0268ac06]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1994

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