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Round|Lab Grown|IGI

1.30ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG478111978

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478111978

Diamond specifications and retailer prices

From $1,041 AUD
As of November 4, 2026
Save $4,394 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,435 AUD 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG478111978 or 478111978. Listed at 14 retailers as of October 29, 2026, with prices from $1,041 to $5,435, a $4,394 spread on the same certified stone. MOH London lists it at $5,435. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478111978
Dimensions6.96 × 6.94 × 4.31 mm
L/W Ratio1.00
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
6.96 mm6.94 mm1.30 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478111978
Side View
Table 58.5%Crown 36.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.1%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $5,435 AUD|Low: $918 AUD|High: $5,478 AUD|Avg: $2,345 AUD|+0.5%
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
October 30, 2026
Retailer 8$918 AUD
Retailer 2$1,041 AUD
Retailer 12$1,243 AUD
Retailer 15$1,353 AUD
Retailer 6$1,374 AUD
Retailer 17$1,391 AUD
Retailer 4$1,443 AUD
Retailer 13$1,443 AUD
Retailer 5$1,689 AUD
Retailer 7$2,202 AUD
Retailer 14$2,318 AUD
Retailer 10$2,650 AUD
Retailer 11$3,314 AUD
Retailer 3$3,974 AUD
Retailer 16$4,054 AUD
Retailer 9$4,127 AUD
MOH London$5,435 AUD

20 data points across 17 retailers

14 retailers$1,041 AUD to $5,435 AUD

A
Cheapest Retailer
-
$1,041 AUD
B+
Retailer 2
-
$1,243 AUD
View
B+
Retailer 3
-
$1,353 AUD
View
B+
Retailer 4
-
$1,374 AUD
View
B+
Retailer 5
-
$1,391 AUD
View
Final sale: no returns
B+
Retailer 6
-
$1,443 AUD
View
Retailer 7
-
$1,443 AUD
View
Price last confirmed 19 days ago
B
Retailer 8
-
$1,689 AUD
View
B
Retailer 9
-
$2,318 AUD
View
B
Retailer 10
-
$2,650 AUD
View
B
Retailer 11
-
$3,314 AUD
View
B
Retailer 12
-
$3,974 AUD
View
B
Retailer 13
-
$4,054 AUD
View
Most Expensive
B
MOH London
LG478111978 · Oct 29
$5,435 AUD
£3,002 GBP
View
13 more retailers have this diamond
Prices start from $1,041 AUDSave up to $4,394 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
1.30ct Round
$1,041 AUD