Seiko Cal. 6378 - 738

The 6378-738 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-eb118ec6ea65]

Also known as: Monster, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1999

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