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Marquise|Lab Grown|IGI

1.00ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG770631401

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770631401

Diamond specifications and retailer prices

From €150 EUR
$168 USD
As of October 30, 2026
Save €1,191 EUR (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,341 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770631401 or 770631401. Listed at 20 retailers as of October 27, 2026, with prices from €150 to €1,341, a €1,191 spread on the same certified stone. Queensmith lists it at €1,341. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770631401
Dimensions11.05 × 5.02 × 3.08 mm
L/W Ratio2.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm5.02 mm1.00 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770631401
Side View
Table 68.0%Crown 34.1°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 61.4%

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: €323 EUR|Low: €145 EUR|High: €958 EUR|Avg: €396 EUR|+1.8%
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
November 1, 2026
Retailer 2€150 EUR
Retailer 12€175 EUR
Retailer 3€187 EUR
Retailer 13€187 EUR
Retailer 7€250 EUR
Retailer 1€323 EUR
Retailer 10€323 EUR
Retailer 8€333 EUR
Retailer 5€336 EUR
Retailer 11€492 EUR
Retailer 4€601 EUR
Retailer 9€644 EUR
Retailer 6€874 EUR

35 data points across 13 retailers

20 retailers€150 EUR to €1,341 EUR

A
Cheapest Retailer
-
€150 EUR
$168 USD
A
Retailer 2
-
€168 EUR
$188 USD
View
Final sale: no returns
A
Retailer 3
-
€175 EUR
$195 USD
View
Retailer 4
-
€187 EUR
$209 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€187 EUR
$209 USD
View
A
Retailer 6
-
€250 EUR
£220 GBP
View
A
Retailer 7
-
€299 EUR
$334 USD
View
A
Retailer 8
-
€323 EUR
ZAR 5,824 ZAR
View
A
Retailer 9
-
€323 EUR
View
A
Retailer 10
-
€333 EUR
£293 GBP
View
B+
Retailer 11
-
€336 EUR
$375 USD
View
B+
Retailer 12
-
€403 EUR
$450 USD
View
B+
Retailer 13
-
€492 EUR
$550 USD
View
B
Retailer 14
-
€601 EUR
$671 USD
View
B
Retailer 15
-
€614 EUR
$686 USD
View
B
Retailer 16
-
€644 EUR
$720 USD
View
B
Retailer 17
-
€650 EUR
$726 USD
View
B
Retailer 18
-
€874 EUR
£769 GBP
View
B
Retailer 19
-
€978 EUR
$1,093 USD
View
Most Expensive
B
Queensmith
LG770631401 · Oct 27
€1,341 EUR
£1,180 GBP
View
19 more retailers have this diamond
Prices start from €150 EURSave up to €1,191 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
1.00ct Marquise
€150 EUR