Round|Lab Grown|IGI

1.27ct E VS1 Round Lab Grown Diamond

EX • E/VS1 • IGI LG818645228

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818645228

Diamond specifications and retailer prices

From €180 EUR
$201 USD
As of October 29, 2026
Save €890 EUR (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,830 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818645228 or 818645228. Listed at 24 retailers as of October 29, 2026, with a 495% 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
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818645228
Dimensions7.00 × 7.09 × 4.17 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
7.00 mm7.09 mm1.27 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818645228
Side View
Table 61.0%Crown 33.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.3%

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 29
Current: €1,830 EUR|Low: €173 EUR|High: €1,830 EUR|Avg: €561 EUR
Queensmith
Retailer 2
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Retailer 24
November 1, 2026
Retailer 3€180 EUR
Retailer 14€201 EUR
Retailer 15€209 EUR
Retailer 6€223 EUR
Retailer 7€223 EUR
Retailer 4€252 EUR
Retailer 9€300 EUR
Retailer 2€372 EUR
Retailer 18€372 EUR
Retailer 21€382 EUR
Retailer 5€386 EUR
Retailer 13€407 EUR
Retailer 8€444 EUR
Retailer 23€461 EUR
Retailer 22€544 EUR
Retailer 19€575 EUR
Retailer 11€716 EUR
Retailer 16€723 EUR
Retailer 17€755 EUR
Retailer 12€764 EUR
Retailer 24€958 EUR
Retailer 20€1,047 EUR
Retailer 10€1,070 EUR
Queensmith€1,830 EUR

27 data points across 24 retailers

24 retailers€180 EUR to €1,070 EUR

A
Cheapest Retailer
-
€180 EUR
$201 USD
A
Retailer 2
-
€201 EUR
$225 USD
View
Final sale: no returns
A
Retailer 3
-
€209 EUR
$233 USD
View
A
Retailer 4
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€223 EUR
$249 USD
View
A
Retailer 5
-
€223 EUR
$249 USD
View
A
Retailer 6
-
€252 EUR
HK$2,200 HKD
View
B+
Retailer 7
-
€300 EUR
$335 USD
View
A
Retailer 8
-
€372 EUR
£327 GBP
View
A
Retailer 9
-
€372 EUR
View
A
Retailer 10
-
€382 EUR
ZAR 6,900 ZAR
View
B+
Retailer 11
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€386 EUR
$431 USD
View
B+
Retailer 12
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€407 EUR
£358 GBP
View
B+
Retailer 13
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€444 EUR
$496 USD
View
Retailer 14
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€461 EUR
$515 USD
View
Price last confirmed 13 days ago
B+
Retailer 15
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€544 EUR
A$935 AUD
View
B+
Retailer 16
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€575 EUR
$642 USD
View
B
Retailer 17
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€716 EUR
$800 USD
View
B
Retailer 18
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€723 EUR
SGD 1,092 SGD
View
B
Retailer 19
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€755 EUR
$844 USD
View
B
Retailer 20
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€764 EUR
$853 USD
View
B
Retailer 21
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€958 EUR
$1,070 USD
View
B
Retailer 22
-
€1,047 EUR
£921 GBP
View
B
Retailer 23
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€1,070 EUR
$1,195 USD
View
Most Expensive
Queensmith
LG818645228 · Oct 27
€1,830 EUR
£1,610 GBP
View
Price under review
23 more retailers have this diamond
Prices start from €180 EURSave up to €890 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
€180 EUR