Round|Lab Grown|IGI

1.27ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG800678276

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800678276

Diamond specifications and retailer prices

From $273 USD
As of November 4, 2026
Save $2,077 USD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,350 USD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

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 LG800678276 or 800678276. Listed at 15 retailers as of November 4, 2026, with prices from $273 to $2,350, a $2,077 spread on the same certified stone. Do Amore Diamonds lists it at $2,350. 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 angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800678276
Dimensions7.01 × 6.96 × 4.26 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
7.01 mm6.96 mm1.27 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800678276
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
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: $2,350 USD|Low: $244 USD|High: $2,350 USD|Avg: $766 USD
Do Amore Diamonds
Retailer 2
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Retailer 20
November 5, 2026
Retailer 4$245 USD
Retailer 3$273 USD
Retailer 12$288 USD
Retailer 9$303 USD
Retailer 2$488 USD
Retailer 8$511 USD
Retailer 16$516 USD
Retailer 17$520 USD
Retailer 6$544 USD
Retailer 15$550 USD
Retailer 7$711 USD
Retailer 18$746 USD
Retailer 14$979 USD
Retailer 10$1,027 USD
Retailer 11$1,038 USD
Retailer 19$1,220 USD
Retailer 20$1,221 USD
Retailer 13$1,262 USD
Retailer 5$2,280 USD
Do Amore Diamonds$2,350 USD

25 data points across 20 retailers

15 retailers$273 USD to $2,350 USD

Retailer 1
-
$245 USD
Price last confirmed 18 days ago
A
Retailer 2
-
$273 USD
View
Final sale: no returns
Retailer 3
-
$303 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
$488 USD
View
A
Retailer 5
-
$511 USD
View
Retailer 6
-
$516 USD
View
Price last confirmed 18 days ago
Retailer 7
-
$746 USD
View
Price last confirmed 18 days ago
B+
Retailer 8
-
$979 USD
View
B+
Retailer 9
-
$1,027 USD
View
Retailer 10
-
$1,220 USD
View
Price last confirmed 18 days ago
Retailer 11
-
$1,221 USD
View
Price last confirmed 17 days ago
B+
Retailer 12
-
$1,262 USD
View
Retailer 13
-
$1,351 USD
View
Price last confirmed 100 days ago
Retailer 14
-
$2,280 USD
View
Price last confirmed 18 days ago
Most Expensive
Do Amore Diamonds
27-195E35E1D · Nov 5
$2,350 USD
View
14 more retailers have this diamond
Prices start from $273 USDSave up to $2,077 USD

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
$273 USD