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Radiant|Lab Grown|IGI

4.03ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG579377643

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

Certificate IGI LG579377643

Diamond specifications and retailer prices

From $1,671 NZD
$940 USD
As of November 2, 2026
Save $13,170 NZD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $14,840 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4.03ct lab-grown radiant diamond

This 4.03ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG579377643 or 579377643. Listed at 21 retailers as of November 1, 2026, with prices from $1,671 to $14,840, a $13,170 spread on the same certified stone. Do Amore Diamonds lists it at $14,840. 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

4.03
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579377643
Dimensions11.62 × 7.89 × 5.16 mm
L/W Ratio1.47
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
11.62 mm7.89 mm4.03 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579377643
Side View
Table 67.0%Crown 39.5°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 65.4%

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 2
Current: $14,840 NZD|Low: $1,464 NZD|High: $14,840 NZD|Avg: $4,266 NZD|+14.1%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 8$1,671 NZD
Retailer 19$1,818 NZD
Retailer 2$1,909 NZD
Retailer 4$1,939 NZD
Retailer 6$1,939 NZD
Retailer 17$2,248 NZD
Retailer 5$2,291 NZD
Retailer 10$2,622 NZD
Retailer 13$3,060 NZD
Retailer 11$3,103 NZD
Retailer 9$4,010 NZD
Retailer 20$4,177 NZD
Retailer 16$4,554 NZD
Retailer 15$4,584 NZD
Retailer 18$5,216 NZD
Retailer 3$5,905 NZD
Retailer 7$6,062 NZD
Retailer 14$7,255 NZD
Retailer 12$7,611 NZD
Do Amore Diamonds$14,840 NZD

33 data points across 20 retailers

21 retailers$1,671 NZD to $14,840 NZD

A
Cheapest Retailer
-
$1,671 NZD
$940 USD
A
Retailer 2
-
$1,818 NZD
$1,023 USD
View
A
Retailer 3
-
$1,909 NZD
£846 GBP
View
A
Retailer 4
-
$1,939 NZD
$1,091 USD
View
Retailer 5
-
$1,939 NZD
$1,091 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$2,248 NZD
$1,265 USD
View
A
Retailer 7
-
$2,291 NZD
$1,289 USD
View
B+
Retailer 8
-
$2,622 NZD
$1,475 USD
View
B+
Retailer 9
-
$3,060 NZD
£1,356 GBP
View
B+
Retailer 10
-
$3,103 NZD
$1,746 USD
View
B+
Retailer 11
-
$4,010 NZD
$2,256 USD
View
B+
Retailer 12
-
$4,177 NZD
$2,350 USD
View
B
Retailer 13
-
$4,554 NZD
ZAR 41,391 ZAR
View
B+
Retailer 14
-
$4,584 NZD
A$3,968 AUD
View
Retailer 15
-
$5,216 NZD
$2,935 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$5,905 NZD
£2,616 GBP
View
B
Retailer 17
-
$6,062 NZD
$3,411 USD
View
B
Retailer 18
-
$7,255 NZD
£3,214 GBP
View
B
Retailer 19
-
$7,611 NZD
$4,283 USD
View
B
Retailer 20
-
$8,252 NZD
$4,643 USD
View
Most Expensive
B
Do Amore Diamonds
27-B3E5B3A07 · Nov 1
$14,840 NZD
$8,350 USD
View
20 more retailers have this diamond
Prices start from $1,671 NZDSave up to $13,170 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
4.03ct Radiant
$1,671 NZD