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Round|Lab Grown|IGI

0.91ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG487109881

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487109881

Diamond specifications and retailer prices

From $680 USD
As of October 29, 2026
Save $819 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,841 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.91ct lab-grown round diamond

This 0.91ct lab-grown round 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 LG487109881 or 487109881. Listed at 16 retailers as of October 27, 2026, with a 120% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487109881
Dimensions6.23 × 6.19 × 3.83 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.23 mm6.19 mm0.91 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487109881
Side View
Table 55.5%Crown 34.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,841 USD|Low: $680 USD|High: $4,874 USD|Avg: $2,514 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 9$680 USD
Retailer 8$1,292 USD
Retailer 3$1,446 USD
Retailer 10$1,499 USD
Retailer 2$2,104 USD
Retailer 11$2,373 USD
Retailer 4$2,564 USD
Retailer 6$2,873 USD
Retailer 5$3,139 USD
Retailer 7$3,999 USD
MOH London$4,841 USD

41 data points across 11 retailers

16 retailers$680 USD to $1,499 USD

B
Cheapest Retailer
-
$680 USD
B
Retailer 2
-
$1,292 USD
View
B
Retailer 3
-
$1,406 USD
View
B
Retailer 4
-
$1,446 USD
View
Final sale: no returns
B
Retailer 5
-
$1,499 USD
View
Retailer 6
-
$1,499 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$2,104 USD
£1,657 GBP
View
Price under review
Retailer 8
-
$2,373 USD
View
Price under review
Most Expensive
MOH London
LG487109881 · Oct 29
$4,841 USD
£3,812 GBP
View
Price under review
8 more retailers have this diamond
Prices start from $680 USDSave up to $819 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.

B
0.91ct Round
$680 USD