CaratHunter
Plans
Marquise|Lab Grown|GCAL

5.20ct I VS1 Marquise Lab Grown Diamond

EX • I/VS1 • GCAL LG331760316

Certificate GCAL LG331760316

Diamond specifications and retailer prices

From €837 EUR
$935 USD
As of October 30, 2026
Save €6,297 EUR (88%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €7,134 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.2ct lab-grown marquise diamond

This 5.2ct lab-grown marquise sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL LG331760316. Listed at 4 retailers as of October 30, 2026, with prices from €837 to €7,134, a €6,297 spread on the same certified stone. Do Amore Diamonds lists it at €7,134. 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

5.20
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
CertificateGCAL LG331760316
Dimensions18.81 × 8.97 × 5.50 mm
L/W Ratio2.10
Top View
18.81 mm8.97 mm5.20 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL LG331760316
Side View
Table 60.0%CrownGirdlePavilionCuletDepth 61.3%

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 30
Current: €7,134 EUR|Low: €804 EUR|High: €7,134 EUR|Avg: €2,906 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2€837 EUR
Retailer 4€911 EUR
Retailer 3€2,009 EUR
Do Amore Diamonds€7,134 EUR

4 data points across 4 retailers

4 retailers€837 EUR to €7,134 EUR

A
Cheapest Retailer
-
€837 EUR
$935 USD
A
Retailer 2
-
€911 EUR
$1,018 USD
View
B+
Retailer 3
-
€2,009 EUR
$2,245 USD
View
Most Expensive
B
Do Amore Diamonds
7-1578561 · Oct 31
€7,134 EUR
$7,970 USD
View
3 more retailers have this diamond
Prices start from €837 EURSave up to €6,297 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
5.20ct Marquise
€837 EUR