Round|Lab Grown|IGI

1.27ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG731501040

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731501040

Diamond specifications and retailer prices

From €191 EUR
$213 USD
As of October 30, 2026
Save €853 EUR (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,088 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731501040 or 731501040. Listed at 20 retailers as of October 30, 2026, with a 447% 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731501040
Dimensions6.93 × 6.89 × 4.31 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.93 mm6.89 mm1.27 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731501040
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

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: Oct 30
Current: €1,088 EUR|Low: €191 EUR|High: €1,096 EUR|Avg: €551 EUR|-0.8%
Rare Carat
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
October 31, 2026
Retailer 13€191 EUR
Retailer 6€224 EUR
Retailer 11€295 EUR
Retailer 7€344 EUR
Retailer 9€364 EUR
Retailer 2€385 EUR
Retailer 3€434 EUR
Retailer 10€518 EUR
Retailer 4€619 EUR
Retailer 12€685 EUR
Retailer 5€730 EUR
Retailer 8€997 EUR
Retailer 14€1,043 EUR
Rare Carat€1,088 EUR

42 data points across 14 retailers

20 retailers€191 EUR to €1,043 EUR

Retailer 1
-
€165 EUR
$184 USD
Price last confirmed 24 days ago
Retailer 2
-
€183 EUR
$204 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
€191 EUR
$213 USD
View
Final sale: no returns
Retailer 4
-
€212 EUR
$237 USD
View
Price last confirmed 40 days ago
Retailer 5
-
€212 EUR
$237 USD
View
Price last confirmed 29 days ago
Retailer 6
-
€224 EUR
$250 USD
View
Price last confirmed 40 days ago
B+
Retailer 7
-
€295 EUR
$330 USD
View
A
Retailer 8
-
€344 EUR
£302 GBP
View
A
Retailer 9
-
€364 EUR
ZAR 6,577 ZAR
View
A
Retailer 10
-
€385 EUR
£339 GBP
View
A
Retailer 11
-
€434 EUR
$485 USD
View
A
Retailer 12
-
€518 EUR
A$890 AUD
View
A
Retailer 13
-
€619 EUR
$692 USD
View
Retailer 14
-
€682 EUR
$762 USD
View
Price last confirmed 28 days ago
A
Retailer 15
-
€685 EUR
$765 USD
View
Retailer 16
-
€729 EUR
$815 USD
View
Price last confirmed 41 days ago
B+
Retailer 17
-
€730 EUR
$816 USD
View
B+
Retailer 18
-
€997 EUR
£877 GBP
View
B+
Retailer 19
-
€1,043 EUR
$1,166 USD
View
Most Expensive
Rare Carat
GD17588_l_731501040 · Oct 18
€1,088 EUR
$1,215 USD
View
Price last confirmed 14 days ago
19 more retailers have this diamond
Prices start from €191 EURSave up to €853 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
€191 EUR