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Round|Lab Grown|IGI

3.57ct I VS1 Round Lab Grown Diamond

VG • I/VS1 • IGI LG605341390

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605341390

Diamond specifications and retailer prices

From $894 NZD
$504 USD
As of October 29, 2026
Save $3,694 NZD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,588 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 3.57ct lab-grown round diamond

This 3.57ct 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 LG605341390 or 605341390. Listed at 11 retailers as of October 29, 2026, with prices from $894 to $4,588, a $3,694 spread on the same certified stone. MOH London lists it at $4,588. 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

3.57
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605341390
Dimensions9.69 × 9.64 × 6.11 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
9.69 mm9.64 mm3.57 ctI / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605341390
Side View
Table 58.0%Crown 37.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.2%

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: $4,588 NZD|Low: $609 NZD|High: $4,617 NZD|Avg: $2,270 NZD|+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
October 29, 2026
Retailer 9$894 NZD
Retailer 7$990 NZD
Retailer 5$1,242 NZD
Retailer 4$1,402 NZD
Retailer 8$1,553 NZD
Retailer 10$1,558 NZD
Retailer 2$2,373 NZD
Retailer 6$2,661 NZD
Retailer 11$2,874 NZD
Retailer 12$3,728 NZD
Retailer 3$3,768 NZD
MOH London$4,588 NZD

25 data points across 12 retailers

11 retailers$894 NZD to $4,588 NZD

A
Cheapest Retailer
-
$894 NZD
$504 USD
Final sale: no returns
A
Retailer 2
-
$990 NZD
$558 USD
View
A
Retailer 3
-
$1,242 NZD
$700 USD
View
B+
Retailer 4
-
$1,553 NZD
$875 USD
View
B+
Retailer 5
-
$1,558 NZD
$878 USD
View
B+
Retailer 6
-
$2,373 NZD
ZAR 21,605 ZAR
View
B+
Retailer 7
-
$2,661 NZD
$1,500 USD
View
B
Retailer 8
-
$2,874 NZD
$1,620 USD
View
B
Retailer 9
-
$3,728 NZD
$2,101 USD
View
B
Retailer 10
-
$3,768 NZD
$2,124 USD
View
Most Expensive
B
MOH London
LG605341390 · Oct 29
$4,588 NZD
£2,036 GBP
View
10 more retailers have this diamond
Prices start from $894 NZDSave up to $3,694 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
3.57ct Round
$894 NZD