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Marquise|Lab Grown|IGI

4.02ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG743593708

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG743593708

Diamond specifications and retailer prices

From €9,470 EUR
$10,580 USD
As of October 28, 2026
Save €26,044 EUR (73%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €35,514 EUR at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743593708 or 743593708. Listed at 31 retailers as of October 28, 2026, with prices from €9,470 to €35,514, a €26,044 spread on the same certified stone. Cape Diamonds lists it at €35,514. 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

4.02
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593708
Dimensions16.50 × 8.43 × 5.12 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
16.50 mm8.43 mm4.02 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593708
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €35,514 EUR|Low: €8,435 EUR|High: €62,364 EUR|Avg: €24,552 EUR|-10.8%
Cape Diamonds
Retailer 2
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Retailer 25
October 29, 2026
Retailer 22€9,470 EUR
Retailer 18€11,129 EUR
Retailer 12€12,785 EUR
Retailer 7€13,030 EUR
Retailer 9€13,343 EUR
Retailer 23€13,968 EUR
Retailer 10€14,906 EUR
Retailer 25€14,959 EUR
Retailer 24€15,558 EUR
Retailer 8€15,636 EUR
Retailer 14€17,984 EUR
Retailer 21€18,224 EUR
Retailer 2€18,840 EUR
Retailer 15€23,899 EUR
Retailer 19€26,347 EUR
Retailer 5€27,312 EUR
Retailer 17€28,362 EUR
Retailer 13€28,392 EUR
Retailer 6€29,241 EUR
Cape Diamonds€35,514 EUR
Retailer 20€36,269 EUR
Retailer 3€41,593 EUR
Retailer 16€46,547 EUR
Retailer 4€58,378 EUR
Retailer 11€62,364 EUR

30 data points across 25 retailers

31 retailers€9,470 EUR to €35,514 EUR

A
Cheapest Retailer
-
€9,470 EUR
$10,580 USD
B+
Retailer 2
-
€11,129 EUR
$12,433 USD
View
B+
Retailer 3
-
€12,785 EUR
$14,283 USD
View
B+
Retailer 4
-
€13,030 EUR
$14,557 USD
View
Retailer 5
-
€13,030 EUR
$14,557 USD
View
Price last confirmed 23 days ago
Retailer 6
-
€13,030 EUR
$14,557 USD
View
Price last confirmed 32 days ago
Retailer 7
-
€13,343 EUR
$14,907 USD
View
Price last confirmed 33 days ago
Retailer 8
-
€13,968 EUR
£12,288 GBP
View
Price last confirmed 15 days ago
Retailer 9
-
€14,906 EUR
$16,653 USD
View
Price last confirmed 33 days ago
B+
Retailer 10
-
€14,959 EUR
$16,712 USD
View
Retailer 11
-
€15,114 EUR
$16,886 USD
View
Price last confirmed 29 days ago
Retailer 12
-
€15,114 EUR
$16,886 USD
View
Price last confirmed 21 days ago
B+
Retailer 13
-
€15,558 EUR
$17,382 USD
View
B+
Retailer 14
-
€15,636 EUR
$17,469 USD
View
Retailer 15
-
€15,636 EUR
$17,469 USD
View
Price last confirmed 31 days ago
Retailer 16
-
€15,636 EUR
$17,469 USD
View
Price last confirmed 21 days ago
B
Retailer 17
-
€17,984 EUR
$20,092 USD
View
Final sale: no returns
B+
Retailer 18
-
€18,224 EUR
$20,360 USD
View
B+
Retailer 19
-
€18,840 EUR
£16,573 GBP
View
B
Retailer 20
-
€23,899 EUR
£21,024 GBP
View
B
Retailer 21
-
€26,347 EUR
£23,177 GBP
View
B
Retailer 22
-
€27,312 EUR
$30,513 USD
View
B
Retailer 23
-
€28,392 EUR
View
Retailer 24
-
€29,241 EUR
A$50,259 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Cape Diamonds
cert_743593708 · Oct 29
€35,514 EUR
ZAR 640,974 ZAR
View
24 more retailers have this diamond
Prices start from €9,470 EURSave up to €26,044 EUR

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
4.02ct Marquise
€9,470 EUR