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Round|Lab Grown|IGI

3.90ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG530298745

Shape and cutting style on the report: Round brilliant

Certificate IGI LG530298745

Diamond specifications and retailer prices

From $889 NZD
$501 USD
As of November 1, 2026
Save $7,007 NZD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,896 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.9ct lab-grown round diamond

This 3.9ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG530298745 or 530298745. Listed at 15 retailers as of October 31, 2026, with prices from $889 to $7,896, a $7,007 spread on the same certified stone. Do Amore Diamonds lists it at $7,896. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.90
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530298745
Dimensions10.15 × 10.11 × 6.17 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.15 mm10.11 mm3.90 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530298745
Side View
Table 58.5%Crown 33°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

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 1
Current: $7,896 NZD|Low: $719 NZD|High: $7,896 NZD|Avg: $3,365 NZD
Do Amore Diamonds
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
November 1, 2026
Retailer 11$889 NZD
Retailer 14$997 NZD
Retailer 3$1,104 NZD
Retailer 12$1,104 NZD
Retailer 8$1,348 NZD
Retailer 13$1,714 NZD
Retailer 15$1,801 NZD
Retailer 10$2,846 NZD
Retailer 9$4,037 NZD
Retailer 4$4,157 NZD
Retailer 5$4,430 NZD
Retailer 7$4,624 NZD
Retailer 2$5,286 NZD
Retailer 6$5,642 NZD
Do Amore Diamonds$7,896 NZD

18 data points across 15 retailers

15 retailers$889 NZD to $7,896 NZD

A
Cheapest Retailer
-
$889 NZD
$501 USD
A
Retailer 2
-
$997 NZD
$562 USD
View
Final sale: no returns
A
Retailer 3
-
$997 NZD
$562 USD
View
A
Retailer 4
-
$1,104 NZD
$622 USD
View
Retailer 5
-
$1,104 NZD
$622 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$1,348 NZD
$760 USD
View
B+
Retailer 7
-
$1,714 NZD
$966 USD
View
A
Retailer 8
-
$1,801 NZD
$1,015 USD
View
B+
Retailer 9
-
$2,846 NZD
$1,604 USD
View
B+
Retailer 10
-
$3,203 NZD
$1,805 USD
View
Retailer 11
-
$4,037 NZD
$2,275 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
$4,157 NZD
$2,343 USD
View
B
Retailer 13
-
$4,430 NZD
$2,497 USD
View
B
Retailer 14
-
$5,286 NZD
£2,346 GBP
View
Most Expensive
B
Do Amore Diamonds
27-641DB6D04 · Oct 31
$7,896 NZD
$4,450 USD
View
14 more retailers have this diamond
Prices start from $889 NZDSave up to $7,007 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
3.90ct Round
$889 NZD