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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 $983 NZD
$554 USD
As of October 31, 2026
Save $3,544 NZD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,527 NZD at MOH London · As of November 1, 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 31, 2026, with prices from $983 to $4,527, a $3,544 spread on the same certified stone. MOH London lists it at $4,527. 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 31
Current: $4,527 NZD|Low: $969 NZD|High: $4,581 NZD|Avg: $2,241 NZD|-1.0%
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
November 1, 2026
Retailer 8$983 NZD
Retailer 7$1,233 NZD
Retailer 5$1,359 NZD
Retailer 2$1,448 NZD
Retailer 12$1,540 NZD
Retailer 13$1,542 NZD
Retailer 3$1,835 NZD
Retailer 6$2,354 NZD
Retailer 11$2,640 NZD
Retailer 9$2,851 NZD
Retailer 10$3,495 NZD
Retailer 4$3,741 NZD
MOH London$4,527 NZD

33 data points across 13 retailers

12 retailers$983 NZD to $4,527 NZD

A
Cheapest Retailer
-
$983 NZD
$554 USD
A
Retailer 2
-
$1,233 NZD
$695 USD
View
A
Retailer 3
-
$1,448 NZD
£643 GBP
View
B+
Retailer 4
-
$1,540 NZD
$868 USD
View
B+
Retailer 5
-
$1,542 NZD
$869 USD
View
B+
Retailer 6
-
$1,835 NZD
$1,034 USD
View
B+
Retailer 7
-
$2,354 NZD
ZAR 21,431 ZAR
View
B
Retailer 8
-
$2,640 NZD
$1,488 USD
View
B
Retailer 9
-
$2,851 NZD
$1,607 USD
View
Retailer 10
-
$3,495 NZD
$1,970 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
$3,741 NZD
$2,108 USD
View
Most Expensive
B
MOH London
LG621488357 · Nov 1
$4,527 NZD
£2,009 GBP
View
11 more retailers have this diamond
Prices start from $983 NZDSave up to $3,544 NZD

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
$983 NZD