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Round|Lab Grown|IGI

1.27ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG811636270

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811636270

Diamond specifications and retailer prices

From €193 EUR
As of November 4, 2026
Save €855 EUR (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,901 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round 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 LG811636270 or 811636270. Listed at 22 retailers as of November 4, 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

1.27
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811636270
Dimensions6.89 × 6.94 × 4.30 mm
L/W Ratio1.01
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
6.89 mm6.94 mm1.27 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811636270
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.1%

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 4
Current: €388 EUR|Low: €193 EUR|High: €1,018 EUR|Avg: €490 EUR|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 9€193 EUR
Retailer 2€290 EUR
Retailer 10€367 EUR
Retailer 8€372 EUR
Retailer 1€388 EUR
Retailer 5€396 EUR
Retailer 11€477 EUR
Retailer 7€524 EUR
Retailer 4€694 EUR
Retailer 3€784 EUR
Retailer 6€1,006 EUR

40 data points across 11 retailers

22 retailers€193 EUR to €1,049 EUR

Retailer 1
-
€167 EUR
Price last confirmed 36 days ago
A
Retailer 2
-
€193 EUR
View
Final sale: no returns
Retailer 3
-
€201 EUR
View
Price last confirmed 31 days ago
Retailer 4
-
€216 EUR
View
Price last confirmed 35 days ago
A
Retailer 5
-
€239 EUR
View
B+
Retailer 6
-
€290 EUR
View
A
Retailer 7
-
€372 EUR
View
A
Retailer 8
-
€380 EUR
View
A
Retailer 9
-
€388 EUR
View
A
Retailer 10
-
€396 EUR
View
Retailer 11
-
€477 EUR
View
Price last confirmed 18 days ago
B+
Retailer 12
-
€524 EUR
View
B+
Retailer 13
-
€560 EUR
View
Retailer 14
-
€692 EUR
View
Price last confirmed 37 days ago
B
Retailer 15
-
€694 EUR
View
B
Retailer 16
-
€699 EUR
View
B
Retailer 17
-
€726 EUR
View
B
Retailer 18
-
€739 EUR
View
B
Retailer 19
-
€784 EUR
View
B
Retailer 20
-
€1,006 EUR
View
B
Retailer 21
-
€1,049 EUR
View
Most Expensive
Queensmith
LG811636270 · Oct 27
€1,901 EUR
£1,680 GBP
View
Price under review
21 more retailers have this diamond
Prices start from €193 EURSave up to €855 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
1.27ct Round
€193 EUR