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Grand Seiko

Grand Seiko Evolution 9 Hi-Beat 36000 yellow gold SLGH020

The Grand Seiko Evolution 9 Hi-Beat 36000 yellow gold (reference SLGH020) is a 40 mm 18k yellow gold watch with a blue dial. It runs on the caliber 9SA5. It was introduced in 2023.

Specifications

Case

Reference
SLGH020
Collection
Evolution 9
Case size
40 mm
Case material
18k yellow gold

Dial and bezel

Dial
Blue

Movement

Caliber
9SA5

Production

Production
2023 – today
Limited edition
15 pieces

Dial versions

This reference was made with these dials and finishes.

  • SLGH020 Blue

    Navy board

How it compares within the Evolution 9 family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
SLGH020 (This watch)40 mm18k yellow goldBlue9SA52023–
SLGB00740 mmTitaniumBlack9RB22026–
SLGB00940 mmEver-Brilliant SteelWhite9RB22026–
SLGB01140 mmEver-Brilliant SteelBlue-green9RB22026–
SLGB01340 mmEver-Brilliant SteelBlue9RB22026–
SLGB01537 mmEver-Brilliant SteelBlue9RB22026–
SLGB02340.8 mmHigh-intensity titaniumBlue9RB12026–
SLGB02540.8 mmHigh-intensity titaniumGreen9RB12026–
SLGC01543 mmBrilliant Hard TitaniumBlue9SC52026–

About the Evolution 9 family

Evolution 9 is the design language Grand Seiko introduced in 2020, alongside the high-beat caliber 9SA5, as a modern development of the Grand Seiko Style: a thinner bezel, wider hour and minute hands and a lower, more comfortable case. It became a collection in its own right and now covers mechanical, Spring Drive and chronograph models.

The catalog includes references with the 9SA4 and 9SA5 mechanical calibers, the 9RA2 and 9RA5 Spring Drive calibers and the 9RB family, in steel, Ever-Brilliant Steel, high-intensity titanium and platinum. Nature-themed dials such as the white birch texture are a large part of their appeal.

Quick answers

What size is the Grand Seiko Evolution 9 Hi-Beat 36000 yellow gold SLGH020?
The Grand Seiko Evolution 9 Hi-Beat 36000 yellow gold SLGH020 has a 40 mm case.
What movement does the Grand Seiko Evolution 9 Hi-Beat 36000 yellow gold SLGH020 use?
It uses the caliber 9SA5.
When did the Grand Seiko Evolution 9 Hi-Beat 36000 yellow gold SLGH020 come out?
It was introduced in 2023.
What is the Grand Seiko Evolution 9 Hi-Beat 36000 yellow gold SLGH020 made of?
The case is 18k yellow gold.

Catalog facts checked November 2026.