Genshin Impact | Robben Versus Chesterton Book & Achievement Guide

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Anemo Traveler	Chasca
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Childe	Columbina
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Mualani	Neuvillette
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Sigewinne	Yelan
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Zibai
Electro
Clorinde	Cyno
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Yae Miko
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Alhaitham	Baizhu
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Tighnari
Pyro
Arlecchino	Dehya
Diluc	Durin
Hu Tao	Klee
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Nicole	Pyro Traveler
Yoimiya
Cryo
Aloy	Citlali
Escoffier	Eula
Ganyu	Kamisato Ayaka
Lohen	Qiqi
Sandrone	Shenhe
Skirk	Wriothesley

Anemo
Ifa	Jahoda
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Collei	Kaveh
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Pyro
Amber	Bennett
Chevreuse	Gaming
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Xinyan	Yanfei
Cryo
Charlotte	Chongyun
Diona	Freminet
Kaeya	Layla
Mika	Rosaria

Last Updated: August 9, 2026 7:13 PM

Robben Versus Chesterton: Iridescent Brooch is a book series in Genshin Impact. Guide includes Robben Versus Chesterton books, Robben Versus Chesterton Achievement, book locations, where to get and how to get!

Table of Contents

Robben Versus Chesterton Locations
Unlock An Achievement

Robben Versus Chesterton: Iridescent Brooch Book Locations

Robben Versus Chesterton: Iridescent Brooch Book

Robben Versus Chesterton is a famous book series in Fontaine that tells the story of a Phantom thief and a famous detective's confrontation. Once you have collected these 3 books, you will be able to unlock an achievement called Robben Versus Chesterton.

Robben Versus Chesterton Book Locations

Robben Versus Chesterton Book I

	Procedure
1	Go to the Court of Fontaine: Fleuve Cendre (Underground area)
2	Go to Vitruvia, the Legal Adviser. The Book I is located behind her.

Robben Versus Chesterton Book II & III

	Procedure
1	Go to Hubel the newsstand owner, at the Court of Fontaine
2	Talk to Hubel
3	Buy the Robben Versus Chesterton Book II and III to Hubel which costs a total of 6,000 Mora

Robben Versus Chesterton: Iridescent Brooch Hidden Achievement

Unlock An Achievement

Robben Versus Chesterton Book Achievement

Once you are done collecting the 3 Robben Versus Chesterton: Iridescent Brooch books, you will be able to unlock an achievement called Robben Versus Chesterton.

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Map & Collectibles
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Local Specialties & Materials
Marcotte	Lumidouce Bell		Rainbow Rose
Tidalga	Beryl Conch		Romaritime Flower
Lumitoile	Subdetection Unit		-

Fontaine Domains

Artifact Domains

Domain	Key Drops
Denouement Of Sin
Faded Theater
Waterfall Wen

Talent Book Domains

Domain	Key Drops
Pale Forgotten Glory

Weapon Ascension Material Domains

Domain	Key Drops
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Weekly Boss Domains

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Fontaine Characters

Fontaine 5 Star Characters
Clorinde	Emilie	Escoffier	Furina
Lyney	Navia	Neuvillette	Sigewinne
Wriothesley	-	-	-
Fontaine 4 Star Characters
Charlotte	Chevreuse	Freminet	Lynette

Other Fontaine Guides

Other Fontaine Guides
Fontaine Forgeable Weapon	Fontaine Fishing Spot
Fontaine Aircrafts	Fontaine Luxurious Chests
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Mondstadt	Liyue
Inazuma	Sumeru
Fontaine	Natlan
Nod-Krai	Snezhnaya

Alyosha	Danica
Mitya	Noy
Odette	Tsaritsa
Valeriy	Vesna
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Anemoculus			Shrine of Depths
Calla Lily			Cecilia
Dandelion Seed			Philanemo Mushroom
Small Lamp Grass			Valberry
Windwheel Aster			Wolfhook

Geoculus			Shrine of Depths
Cor Lapis			Glaze Lily
Jueyun Chili			Noctilucous Jade
Qingxin			Silk Flower
Starconch			Violetgrass