Round|Lab Grown|IGI

3.46ct I VS1 Round Lab Grown Diamond

VG • I/VS1 • IGI LG621488357

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621488357

Diamond specifications and retailer prices

From $789 AUD
$554 USD
As of October 29, 2026
Save $2,862 AUD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,650 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 3.46ct lab-grown round diamond

This 3.46ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG621488357 or 621488357. Listed at 12 retailers as of October 29, 2026, with prices from $789 to $3,650, a $2,862 spread on the same certified stone. MOH London lists it at $3,650. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.46
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621488357
Dimensions9.57 × 9.47 × 6.02 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
9.57 mm9.47 mm3.46 ctI / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621488357
Side View
Table 58.0%Crown 37°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 63.1%

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: Oct 29
Current: $3,650 AUD|Low: $777 AUD|High: $3,676 AUD|Avg: $1,792 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
October 30, 2026
Retailer 8$789 AUD
Retailer 7$989 AUD
Retailer 5$1,090 AUD
Retailer 2$1,166 AUD
Retailer 12$1,236 AUD
Retailer 13$1,237 AUD
Retailer 3$1,472 AUD
Retailer 6$1,889 AUD
Retailer 11$2,118 AUD
Retailer 9$2,288 AUD
Retailer 10$2,804 AUD
Retailer 4$3,001 AUD
MOH London$3,650 AUD

33 data points across 13 retailers

12 retailers$789 AUD to $3,650 AUD

A
Cheapest Retailer
-
$789 AUD
$554 USD
A
Retailer 2
-
$989 AUD
$695 USD
View
A
Retailer 3
-
$1,166 AUD
£645 GBP
View
B+
Retailer 4
-
$1,236 AUD
$868 USD
View
B+
Retailer 5
-
$1,237 AUD
$869 USD
View
B+
Retailer 6
-
$1,472 AUD
$1,034 USD
View
B+
Retailer 7
-
$1,889 AUD
ZAR 21,431 ZAR
View
B
Retailer 8
-
$2,118 AUD
$1,488 USD
View
B
Retailer 9
-
$2,288 AUD
$1,607 USD
View
Retailer 10
-
$2,804 AUD
$1,970 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$3,001 AUD
$2,108 USD
View
Most Expensive
B
MOH London
LG621488357 · Oct 29
$3,650 AUD
£2,019 GBP
View
11 more retailers have this diamond
Prices start from $789 AUDSave up to $2,862 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
3.46ct Round
$789 AUD