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Round|Lab Grown|IGI

9.77ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG831610252

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831610252

Diamond specifications and retailer prices

From $2,269 AUD
$1,594 USD
As of October 31, 2026
Save $9,077 AUD (80%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $11,346 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 9.77ct lab-grown round diamond

This 9.77ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831610252 or 831610252. Listed at 3 retailers as of October 31, 2026, with prices from $2,269 to $11,346, a $9,077 spread on the same certified stone. Brilliant Earth lists it at $11,346. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

9.77
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831610252
Dimensions13.84 × 13.94 × 8.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.84 mm13.94 mm9.77 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831610252
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $11,346 AUD|Low: $2,269 AUD|High: $11,346 AUD|Avg: $6,019 AUD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$2,269 AUD
Retailer 2$3,308 AUD
Brilliant Earth$11,346 AUD

35 data points across 3 retailers

3 retailers$2,269 AUD to $11,346 AUD

A
Cheapest Retailer
-
$2,269 AUD
$1,594 USD
Final sale: no returns
A
Retailer 2
-
$3,308 AUD
£1,830 GBP
View
Most Expensive
B
Brilliant Earth
21230571A · Oct 31
$11,346 AUD
$7,970 USD
View
2 more retailers have this diamond
Prices start from $2,269 AUDSave up to $9,077 AUD

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
9.77ct Round
$2,269 AUD