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Radiant|Lab Grown|IGI

3.90ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG769666213

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG769666213

Diamond specifications and retailer prices

From $1,141 NZD
$643 USD
As of October 29, 2026
Save $8,397 NZD (88%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,538 NZD at Frank Darling · As of October 28, 2026
View at Frank Darling

About this 3.9ct lab-grown radiant diamond

This 3.9ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG769666213 or 769666213. Listed at 6 retailers as of October 28, 2026, with prices from $1,141 to $9,538, a $8,397 spread on the same certified stone. Frank Darling lists it at $9,538. 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
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769666213
Dimensions11.05 × 7.82 × 5.16 mm
L/W Ratio1.41
Culet sizePointed
Top View
11.05 mm7.82 mm3.90 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769666213
Side View
Table 67.0%Crown 43.5°Girdle: MediumPavilion 34.4°Culet: NoneDepth 66.0%

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: $9,538 NZD|Low: $761 NZD|High: $16,483 NZD|Avg: $4,551 NZD|-5.4%
Frank Darling
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 28, 2026
Retailer 5$765 NZD
Retailer 2$1,141 NZD
Retailer 4$1,366 NZD
Retailer 10$1,576 NZD
Retailer 3$1,673 NZD
Retailer 13$1,994 NZD
Retailer 7$2,823 NZD
Retailer 6$2,825 NZD
Retailer 14$3,542 NZD
Retailer 17$4,004 NZD
Retailer 12$4,233 NZD
Retailer 15$4,434 NZD
Retailer 9$5,519 NZD
Retailer 11$6,689 NZD
Retailer 16$8,481 NZD
Frank Darling$9,538 NZD
Retailer 8$16,483 NZD

18 data points across 17 retailers

6 retailers$1,141 NZD to $9,538 NZD

A
Cheapest Retailer
-
$1,141 NZD
$643 USD
Final sale: no returns
B+
Retailer 2
-
$1,576 NZD
$888 USD
View
Retailer 3
-
$4,233 NZD
$2,386 USD
View
Price last confirmed 25 days ago
Retailer 4
-
$5,519 NZD
A$4,785 AUD
View
Price last confirmed 119 days ago
Retailer 5
-
$6,689 NZD
$3,770 USD
View
Price last confirmed 16 days ago
Most Expensive
B
Frank Darling
100758035630KD · Oct 28
$9,538 NZD
$5,375 USD
View
5 more retailers have this diamond
Prices start from $1,141 NZDSave up to $8,397 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 Radiant
$1,141 NZD