Seiko Cal. 6340 - 207

The 6340-207 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-f1774d25b471]

Also known as: Monster, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1971

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