Seiko Cal. 6371 - 409

Released in 1972, the Cal. 6371 with design code 409 was part of Seiko's domestic market collection. It features a Silver dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-0ca2a5c4cb35]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1972

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