Seiko Cal. 6391 - 198

The 6391-198 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-17445f571077]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1995

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