Seiko Cal. 6156 - 781

Released in 1987, the Cal. 6156 with design code 781 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-669a2baf1ac3]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1987

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