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Round|Lab Grown|IGI

1.27ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG733583859

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733583859

Diamond specifications and retailer prices

From $321 USD
As of October 28, 2026
Save $1,339 USD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,660 USD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

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 LG733583859 or 733583859. Listed at 18 retailers as of October 27, 2026, with prices from $321 to $1,660, a $1,339 spread on the same certified stone. Taylor and Hart lists it at $1,660. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733583859
Dimensions7.03 × 6.99 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.03 mm6.99 mm1.27 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733583859
Side View
Table 59.0%Crown 34.8°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 60.8%

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 28
Current: $627 USD|Low: $275 USD|High: $1,443 USD|Avg: $697 USD|+3.9%
Retailer 1
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
Retailer 17
October 29, 2026
Retailer 17$287 USD
Retailer 7$321 USD
Retailer 6$333 USD
Retailer 3$356 USD
Retailer 9$462 USD
Retailer 16$465 USD
Retailer 4$584 USD
Retailer 14$597 USD
Retailer 12$611 USD
Retailer 1$627 USD
Retailer 10$633 USD
Retailer 11$868 USD
Retailer 15$1,093 USD
Retailer 2$1,100 USD
Retailer 8$1,143 USD
Retailer 5$1,320 USD
Retailer 13$1,433 USD

38 data points across 17 retailers

18 retailers$321 USD to $1,660 USD

A
Retailer 1
-
$287 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$321 USD
View
Final sale: no returns
A
Retailer 3
-
$333 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
$356 USD
View
Price last confirmed 27 days ago
B+
Retailer 5
-
$462 USD
View
B+
Retailer 6
-
$465 USD
View
B+
Retailer 7
-
$584 USD
View
B+
Retailer 8
-
$597 USD
£470 GBP
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$611 USD
ZAR 9,873 ZAR
View
B+
Retailer 10
-
$627 USD
£494 GBP
View
B+
Retailer 11
-
$633 USD
€603 EUR
View
B
Retailer 12
-
$868 USD
A$1,335 AUD
View
B
Retailer 13
-
$1,093 USD
View
B
Retailer 14
-
$1,100 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,143 USD
View
Price last confirmed 29 days ago
B
Retailer 16
-
$1,320 USD
SGD 1,784 SGD
View
B
Retailer 17
-
$1,433 USD
£1,128 GBP
View
Most Expensive
B
Taylor and Hart
2DAAYCA · Oct 27
$1,660 USD
View
17 more retailers have this diamond
Prices start from $321 USDSave up to $1,339 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
$321 USD