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Marquise|Lab Grown|IGI

3.59ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG817690342

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817690342

Diamond specifications and retailer prices

From €3,361 EUR
$3,755 USD
As of October 30, 2026
Save €10,421 EUR (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €13,782 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.59ct lab-grown marquise diamond

This 3.59ct 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 LG817690342 or 817690342. Listed at 21 retailers as of October 30, 2026, with prices from €3,361 to €13,782, a €10,421 spread on the same certified stone. Taylor and Hart lists it at €13,782. 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

3.59
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817690342
Dimensions15.93 × 8.00 × 4.89 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.93 mm8.00 mm3.59 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817690342
Side View
Table 61.0%Crown 32.9°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
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 30
Current: €5,103 EUR|Low: €3,361 EUR|High: €15,165 EUR|Avg: €6,322 EUR|-5.7%
Retailer 1
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
Taylor and Hart
November 1, 2026
Retailer 2€3,361 EUR
Retailer 9€3,523 EUR
Retailer 4€3,708 EUR
Retailer 7€3,765 EUR
Retailer 8€3,899 EUR
Retailer 6€3,956 EUR
Retailer 19€4,176 EUR
Retailer 13€4,268 EUR
Retailer 20€4,664 EUR
Retailer 3€4,873 EUR
Retailer 1€5,103 EUR
Retailer 5€5,172 EUR
Retailer 18€5,639 EUR
Retailer 11€5,988 EUR
Retailer 16€7,217 EUR
Retailer 15€8,397 EUR
Retailer 17€8,927 EUR
Retailer 14€9,053 EUR
Retailer 12€9,470 EUR
Retailer 10€9,824 EUR
Taylor and Hart€13,782 EUR

37 data points across 21 retailers

21 retailers€3,361 EUR to €13,782 EUR

A
Cheapest Retailer
-
€3,361 EUR
$3,755 USD
A
Retailer 2
-
€3,523 EUR
$3,936 USD
View
A
Retailer 3
-
€3,708 EUR
$4,143 USD
View
A
Retailer 4
-
€3,765 EUR
$4,206 USD
View
Final sale: no returns
A
Retailer 5
-
€3,899 EUR
$4,356 USD
View
A
Retailer 6
-
€3,956 EUR
$4,420 USD
View
A
Retailer 7
-
€4,176 EUR
$4,665 USD
View
Retailer 8
-
€4,268 EUR
$4,768 USD
View
Price last confirmed 20 days ago
Retailer 9
-
€4,664 EUR
£4,103 GBP
View
Price last confirmed 15 days ago
A
Retailer 10
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€4,873 EUR
$5,444 USD
View
A
Retailer 11
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€5,103 EUR
£4,489 GBP
View
A
Retailer 12
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€5,172 EUR
$5,778 USD
View
A
Retailer 13
-
€5,639 EUR
$6,300 USD
View
A
Retailer 14
-
€5,988 EUR
£5,268 GBP
View
B+
Retailer 15
-
€7,217 EUR
View
B+
Retailer 16
-
€8,397 EUR
£7,387 GBP
View
Retailer 17
-
€8,927 EUR
A$15,343 AUD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
€9,053 EUR
ZAR 163,390 ZAR
View
B+
Retailer 19
-
€9,470 EUR
$10,580 USD
View
B
Retailer 20
-
€9,824 EUR
$10,975 USD
View
Most Expensive
B
Taylor and Hart
8JYKCBQ · Oct 31
€13,782 EUR
$15,397 USD
View
20 more retailers have this diamond
Prices start from €3,361 EURSave up to €10,421 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
3.59ct Marquise
€3,361 EUR