Seiko Cal. 6178 - 285

This Solar model from 1998 features a 36mm Stainless Steel case. It features a Green dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-8d1fb73ff9f8]

Also known as: Sumo, UFO

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1998

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