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Radiant|Lab Grown|IGI

3.90ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG753514124

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

Certificate IGI LG753514124

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)
5 retailers carry this diamond
Most expensive: $9,538 NZD at Frank Darling · As of October 30, 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 very-good cut grade and certified by IGI LG753514124 or 753514124. Listed at 5 retailers as of October 29, 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. 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

3.90
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG753514124
Dimensions10.83 × 7.75 × 5.28 mm
L/W Ratio1.40
Culet sizePointed
Top View
10.83 mm7.75 mm3.90 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG753514124
Side View
Table 66.0%Crown 44.9°Girdle: MediumPavilion 35°Culet: NoneDepth 68.1%

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: $9,538 NZD|Low: $761 NZD|High: $10,084 NZD|Avg: $3,677 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
October 30, 2026
Retailer 5$765 NZD
Retailer 2$1,141 NZD
Retailer 12$1,189 NZD
Retailer 8$1,576 NZD
Retailer 4$1,673 NZD
Retailer 11$1,994 NZD
Retailer 7$2,823 NZD
Retailer 6$2,825 NZD
Retailer 15$3,542 NZD
Retailer 3$4,004 NZD
Retailer 10$4,233 NZD
Retailer 13$4,434 NZD
Retailer 9$6,609 NZD
Retailer 14$8,481 NZD
Frank Darling$9,538 NZD

19 data points across 15 retailers

5 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
-
$6,609 NZD
$3,725 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Frank Darling
100743597787KD · Oct 30
$9,538 NZD
$5,375 USD
View
4 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