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Round|Lab Grown|IGI

1.30ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG783646857

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783646857

Diamond specifications and retailer prices

From $175 USD
As of October 29, 2026
Save $846 USD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,021 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG783646857 or 783646857. Listed at 20 retailers as of October 29, 2026, with prices from $175 to $1,021, a $846 spread on the same certified stone. MOH London lists it at $1,021. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783646857
Dimensions6.99 × 6.94 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm6.94 mm1.30 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783646857
Side View
Table 57.0%Crown 34.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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 29
Current: $1,021 USD|Low: $174 USD|High: $1,063 USD|Avg: $472 USD|-2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 15$175 USD
Retailer 14$203 USD
Retailer 9$217 USD
Retailer 8$373 USD
Retailer 2$375 USD
Retailer 11$385 USD
Retailer 3$386 USD
Retailer 12$415 USD
Retailer 17$440 USD
Retailer 16$469 USD
Retailer 13$547 USD
Retailer 10$548 USD
Retailer 5$610 USD
Retailer 18$680 USD
Retailer 7$699 USD
Retailer 4$753 USD
Retailer 6$780 USD
MOH London$1,021 USD

40 data points across 18 retailers

20 retailers$175 USD to $1,021 USD

A
Cheapest Retailer
-
$175 USD
A
Retailer 2
-
$203 USD
View
A
Retailer 3
-
$217 USD
View
Retailer 4
-
$225 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$373 USD
ZAR 6,027 ZAR
View
A
Retailer 6
-
$375 USD
£295 GBP
View
A
Retailer 7
-
$385 USD
£303 GBP
View
B+
Retailer 8
-
$386 USD
View
A
Retailer 9
-
$415 USD
€395 EUR
View
A
Retailer 10
-
$440 USD
View
B+
Retailer 11
-
$469 USD
View
B+
Retailer 12
-
$547 USD
View
B+
Retailer 13
-
$548 USD
A$843 AUD
View
B+
Retailer 14
-
$610 USD
View
B+
Retailer 15
-
$680 USD
View
Retailer 16
-
$690 USD
View
Price last confirmed 46 days ago
B+
Retailer 17
-
$699 USD
View
B
Retailer 18
-
$753 USD
View
B
Retailer 19
-
$780 USD
View
Most Expensive
B
MOH London
LG783646857 · Oct 29
$1,021 USD
£804 GBP
View
19 more retailers have this diamond
Prices start from $175 USDSave up to $846 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
1.30ct Round
$175 USD