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Model comparison

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Evolution 9 SLGH035

© Seiko Watch Corporation / Grand Seiko

Grand Seiko

Evolution 9 SLGH035

SLGH035

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Seneca II

Konstantin Chaykin

Konstantin Chaykin

Seneca II

Seneca II Pièce Unique

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Prices come from the reviews in their original currency and market. Article dates are shown below.
SpecificationGrand SeikoEvolution 9 SLGH035Konstantin ChaykinSeneca II
ReferenceSLGH035Seneca II Pièce Unique
WindingAutomatic windingAutomatic winding
Calibre9SA5, automaticK.18-18.6
Diameter40 mm40 mm
Size / thickness40 × 11.7 mm13.5 mm
Power reserveapproximately 80 hours68 h
Case materialEver-Brilliant Steel, 40 × 11.7 mm; 47 mm lug to lugTitanium
FunctionsNot stated in the reviewNot stated in the review
CrystalNot stated in the reviewNot stated in the review
Water resistance10 bar; 165 gNot stated in the review
Price and marketNot stated in the reviewNot stated in the review

Konstantin Chaykin · Seneca II

Strengths

The strongest idea is a calendar that contributes to the character instead of merely adding a date.

Things to consider

A unique piece: availability and pricing cannot be treated like those of a serial model.

Review date: 4 November 2026

Konstantin Chaykin — Seneca II