Seiko Cal. 0740 - 857

The 0740-857 is a sought-after Solar piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-4dcee726c612]

Also known as: Tuna, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1997

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