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Marquise|Lab Grown|IGI

1.30ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG851605435

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851605435

Diamond specifications and retailer prices

From €226 EUR
$254 USD
As of November 2, 2026
Save €1,472 EUR (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,698 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.3ct lab-grown marquise diamond

This 1.3ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851605435 or 851605435. Listed at 20 retailers as of October 28, 2026, with prices from €226 to €1,698, a €1,472 spread on the same certified stone. Queensmith lists it at €1,698. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851605435
Dimensions11.37 × 5.72 × 3.55 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
11.37 mm5.72 mm1.30 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851605435
Side View
Table 62.0%Crown 33.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.1%

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: €1,698 EUR|Low: €226 EUR|High: €1,698 EUR|Avg: €656 EUR
Queensmith
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 11€226 EUR
Retailer 5€253 EUR
Retailer 7€263 EUR
Retailer 19€281 EUR
Retailer 13€375 EUR
Retailer 6€379 EUR
Retailer 18€379 EUR
Retailer 10€484 EUR
Retailer 15€485 EUR
Retailer 14€536 EUR
Retailer 20€575 EUR
Retailer 9€684 EUR
Retailer 2€719 EUR
Retailer 3€778 EUR
Retailer 4€903 EUR
Retailer 17€927 EUR
Retailer 12€949 EUR
Retailer 16€1,127 EUR
Retailer 8€1,218 EUR
Queensmith€1,698 EUR

8 data points across 20 retailers

20 retailers€226 EUR to €1,698 EUR

A
Cheapest Retailer
-
€226 EUR
$254 USD
A
Retailer 2
-
€253 EUR
$284 USD
View
Final sale: no returns
A
Retailer 3
-
€263 EUR
$295 USD
View
A
Retailer 4
-
€281 EUR
$315 USD
View
A
Retailer 5
-
€375 EUR
£331 GBP
View
A
Retailer 6
-
€379 EUR
$425 USD
View
A
Retailer 7
-
€379 EUR
$425 USD
View
A
Retailer 8
-
€484 EUR
$543 USD
View
A
Retailer 9
-
€485 EUR
ZAR 8,792 ZAR
View
B+
Retailer 10
-
€536 EUR
£473 GBP
View
B+
Retailer 11
-
€575 EUR
$645 USD
View
B+
Retailer 12
-
€684 EUR
A$1,180 AUD
View
B+
Retailer 13
-
€719 EUR
$806 USD
View
B
Retailer 14
-
€778 EUR
A$1,342 AUD
View
B
Retailer 15
-
€903 EUR
$1,013 USD
View
B
Retailer 16
-
€927 EUR
$1,040 USD
View
B
Retailer 17
-
€949 EUR
$1,065 USD
View
B
Retailer 18
-
€1,127 EUR
£995 GBP
View
B
Retailer 19
-
€1,218 EUR
$1,366 USD
View
Most Expensive
B
Queensmith
LG851605435 · Oct 28
€1,698 EUR
£1,500 GBP
View
19 more retailers have this diamond
Prices start from €226 EURSave up to €1,472 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
1.30ct Marquise
€226 EUR