CaratHunter
Plans
Marquise|Lab Grown|IGI

0.45ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG831671912

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831671912

Diamond specifications and retailer prices

From €106 EUR
As of November 3, 2026
Save €467 EUR (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,082 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 0.45ct lab-grown marquise diamond

This 0.45ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831671912 or 831671912. Listed at 16 retailers as of November 3, 2026, with a 442% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.45
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831671912
Dimensions7.81 × 3.98 × 2.58 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.81 mm3.98 mm0.45 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831671912
Side View
Table 54.0%Crown 31.6°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 64.8%

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 3
Current: €1,082 EUR|Low: €102 EUR|High: €1,088 EUR|Avg: €323 EUR|+30.1%
MOH London
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
November 4, 2026
Retailer 6€106 EUR
Retailer 4€176 EUR
Retailer 7€206 EUR
Retailer 5€232 EUR
Retailer 11€234 EUR
Retailer 13€235 EUR
Retailer 2€262 EUR
Retailer 16€300 EUR
Retailer 9€305 EUR
Retailer 3€312 EUR
Retailer 8€317 EUR
Retailer 15€318 EUR
Retailer 12€336 EUR
Retailer 14€337 EUR
Retailer 17€376 EUR
Retailer 10€572 EUR
MOH London€1,082 EUR

21 data points across 17 retailers

16 retailers€106 EUR to €572 EUR

A
Cheapest Retailer
-
€106 EUR
Final sale: no returns
A
Retailer 2
-
€176 EUR
View
B+
Retailer 3
-
€232 EUR
View
A
Retailer 4
-
€234 EUR
View
B+
Retailer 5
-
€235 EUR
View
B+
Retailer 6
-
€262 EUR
View
B+
Retailer 7
-
€270 EUR
View
Retailer 8
-
€305 EUR
View
Price last confirmed 50 days ago
B+
Retailer 9
-
€312 EUR
View
Retailer 10
-
€317 EUR
View
Price last confirmed 33 days ago
B+
Retailer 11
-
€318 EUR
View
B+
Retailer 12
-
€336 EUR
View
B+
Retailer 13
-
€337 EUR
View
B
Retailer 14
-
€376 EUR
View
B
Retailer 15
-
€572 EUR
View
Most Expensive
MOH London
LG831671912 · Nov 2
€1,082 EUR
£960 GBP
View
Price under review
15 more retailers have this diamond
Prices start from €106 EURSave up to €467 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
0.45ct Marquise
€106 EUR