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Round|Lab Grown|IGI

1.51ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG778670812

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778670812

Diamond specifications and retailer prices

From €184 EUR
As of November 5, 2026
Save €877 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,060 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778670812 or 778670812. Listed at 19 retailers as of November 5, 2026, with prices from €184 to €1,060, a €877 spread on the same certified stone. MOH London lists it at €1,060. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778670812
Dimensions7.41 × 7.35 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.41 mm7.35 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778670812
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €1,060 EUR|Low: €180 EUR|High: €1,064 EUR|Avg: €501 EUR|+12.6%
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
November 5, 2026
Retailer 6€184 EUR
Retailer 16€205 EUR
Retailer 15€213 EUR
Retailer 12€227 EUR
Retailer 7€229 EUR
Retailer 11€392 EUR
Retailer 3€394 EUR
Retailer 8€398 EUR
Retailer 14€522 EUR
Retailer 10€529 EUR
Retailer 9€602 EUR
Retailer 2€641 EUR
Retailer 13€731 EUR
Retailer 4€740 EUR
Retailer 5€778 EUR
MOH London€1,060 EUR

36 data points across 16 retailers

19 retailers€184 EUR to €1,060 EUR

A
Cheapest Retailer
-
€184 EUR
Retailer 2
-
€186 EUR
View
Price last confirmed 48 days ago
A
Retailer 3
-
€205 EUR
View
Final sale: no returns
A
Retailer 4
-
€213 EUR
View
Retailer 5
-
€227 EUR
View
Price last confirmed 47 days ago
A
Retailer 6
-
€227 EUR
View
Retailer 7
-
€229 EUR
View
Price last confirmed 11 days ago
A
Retailer 8
-
€392 EUR
View
B+
Retailer 9
-
€394 EUR
View
A
Retailer 10
-
€398 EUR
View
A
Retailer 11
-
€522 EUR
View
A
Retailer 12
-
€529 EUR
View
B+
Retailer 13
-
€602 EUR
View
B+
Retailer 14
-
€641 EUR
View
B+
Retailer 15
-
€731 EUR
View
Retailer 16
-
€739 EUR
View
Price last confirmed 45 days ago
B+
Retailer 17
-
€740 EUR
View
B+
Retailer 18
-
€778 EUR
View
Most Expensive
B
MOH London
LG778670812 · Nov 5
€1,060 EUR
£937 GBP
View
18 more retailers have this diamond
Prices start from €184 EURSave up to €877 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
1.51ct Round
€184 EUR