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Marquise|Lab Grown|GIA

1.67ct D IF Marquise Lab Grown Diamond

ID • D/IF • GIA 1518765462

Certificate GIA 1518765462

Diamond specifications and retailer prices

From €1,003 EUR
$1,120 USD
As of October 30, 2026
Save €3,303 EUR (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,305 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.67ct lab-grown marquise diamond

This 1.67ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1518765462. Listed at 11 retailers as of October 30, 2026, with prices from €1,003 to €4,305, a €3,303 spread on the same certified stone. Brilliant Earth lists it at €4,305. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
D
Color
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1518765462
Dimensions12.61 × 6.34 × 3.79 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
12.61 mm6.34 mm1.67 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1518765462
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.8%

Caratlytics Score

How it works →
A+
Exceptional
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 30
Current: €4,305 EUR|Low: €804 EUR|High: €7,681 EUR|Avg: €2,858 EUR|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 4€831 EUR
Retailer 7€1,003 EUR
Retailer 9€1,091 EUR
Retailer 13€1,122 EUR
Retailer 11€1,163 EUR
Retailer 6€2,360 EUR
Retailer 10€2,406 EUR
Retailer 12€3,097 EUR
Retailer 8€3,233 EUR
Retailer 3€3,470 EUR
Retailer 2€4,124 EUR
Brilliant Earth€4,305 EUR
Retailer 5€7,681 EUR

26 data points across 13 retailers

11 retailers€1,003 EUR to €4,305 EUR

A+
Cheapest Retailer
-
€1,003 EUR
$1,120 USD
A+
Retailer 2
-
€1,091 EUR
$1,219 USD
View
A
Retailer 3
-
€1,122 EUR
$1,254 USD
View
Final sale: no returns
A
Retailer 4
-
€1,163 EUR
$1,299 USD
View
B+
Retailer 5
-
€2,360 EUR
ZAR 42,591 ZAR
View
B+
Retailer 6
-
€2,406 EUR
$2,688 USD
View
B+
Retailer 7
-
€3,097 EUR
£2,724 GBP
View
B+
Retailer 8
-
€3,233 EUR
$3,612 USD
View
B
Retailer 9
-
€3,470 EUR
$3,877 USD
View
B
Retailer 10
-
€4,124 EUR
£3,628 GBP
View
Most Expensive
B
Brilliant Earth
13624762Y · Oct 31
€4,305 EUR
$4,810 USD
View
10 more retailers have this diamond
Prices start from €1,003 EURSave up to €3,303 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+
1.67ct Marquise
€1,003 EUR