Radiant|Lab Grown|IGI

0.91ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG528230331

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG528230331

Diamond specifications and retailer prices

From $171 USD
As of October 24, 2026
Save $789 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $960 USD at Flawless Fine Jewelry · As of October 27, 2026
View at Flawless Fine Jewelry

About this 0.91ct lab-grown radiant diamond

This 0.91ct lab-grown radiant sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG528230331 or 528230331. Listed at 21 retailers as of October 24, 2026, with prices from $171 to $960, a $789 spread on the same certified stone. Flawless Fine Jewelry lists it at $960. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528230331
Dimensions7.29 × 4.78 × 3.10 mm
L/W Ratio1.53
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.29 mm4.78 mm0.91 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528230331
Side View
Table 64.5%Crown 39.1°Girdle: MED-STKPavilionCulet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 24
Current: $960 USD|Low: $165 USD|High: $960 USD|Avg: $489 USD
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4$165 USD
Retailer 6$315 USD
Retailer 10$317 USD
Retailer 8$330 USD
Retailer 13$337 USD
Retailer 3$388 USD
Retailer 5$423 USD
Retailer 9$454 USD
Retailer 2$520 USD
Retailer 12$587 USD
Retailer 11$620 USD
Retailer 7$859 USD
Flawless Fine Jewelry$960 USD

43 data points across 13 retailers

21 retailers$171 USD to $960 USD

Retailer 1
-
$147 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$171 USD
View
A
Retailer 3
-
$183 USD
View
A
Retailer 4
-
$183 USD
View
A
Retailer 5
-
$205 USD
HK$1,600 HKD
View
A
Retailer 6
-
$306 USD
View
A
Retailer 7
-
$315 USD
£248 GBP
View
A
Retailer 8
-
$317 USD
€302 EUR
View
A
Retailer 9
-
$330 USD
ZAR 5,328 ZAR
View
A
Retailer 10
-
$337 USD
View
Retailer 11
-
$388 USD
£305 GBP
View
Price last confirmed 21 days ago
B+
Retailer 12
-
$423 USD
View
B+
Retailer 13
-
$454 USD
A$699 AUD
View
B+
Retailer 14
-
$504 USD
SGD 681 SGD
View
B+
Retailer 15
-
$520 USD
View
B
Retailer 16
-
$587 USD
View
B
Retailer 17
-
$620 USD
View
B
Retailer 18
-
$642 USD
View
B
Retailer 19
-
$859 USD
£676 GBP
View
B
Retailer 20
-
$867 USD
£683 GBP
View
Most Expensive
B
Flawless Fine Jewelry
8EB6BFDB9 · Oct 27
$960 USD
£756 GBP
View
20 more retailers have this diamond
Prices start from $171 USDSave up to $789 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.91ct Radiant
$171 USD