Seiko Cal. 3857 - 685

Released in 1994, the Cal. 3857 with design code 685 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-1fbe0f4481f3]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1994

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