Round|Lab Grown|IGI

1.27ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG839676510

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839676510

Diamond specifications and retailer prices

From $365 USD
As of October 27, 2026
Save $396 USD (52%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,970 USD at Do Amore Diamonds · As of October 29, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839676510 or 839676510. Listed at 16 retailers as of October 27, 2026, with a 109% 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
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839676510
Dimensions6.82 × 6.85 × 4.34 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.82 mm6.85 mm1.27 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839676510
Side View
Table 60.0%Crown 36.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.5%

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 27
Current: $1,970 USD|Low: $165 USD|High: $1,970 USD|Avg: $527 USD
Do Amore Diamonds
Retailer 2
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Retailer 22
October 29, 2026
Retailer 8$165 USD
Retailer 7$199 USD
Retailer 6$213 USD
Retailer 11$213 USD
Retailer 9$243 USD
Retailer 5$360 USD
Retailer 17$365 USD
Retailer 22$365 USD
Retailer 3$366 USD
Retailer 12$464 USD
Retailer 20$482 USD
Retailer 18$515 USD
Retailer 19$543 USD
Retailer 10$685 USD
Retailer 14$703 USD
Retailer 15$709 USD
Retailer 21$749 USD
Retailer 4$750 USD
Retailer 2$761 USD
Retailer 16$914 USD
Retailer 13$1,256 USD
Do Amore Diamonds$1,970 USD

22 data points across 22 retailers

16 retailers$365 USD to $761 USD

Retailer 1
-
$165 USD
Price last confirmed 32 days ago
Retailer 2
-
$199 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$213 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$243 USD
HK$1,900 HKD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$365 USD
View
Retailer 6
-
$366 USD
ZAR 5,915 ZAR
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$482 USD
View
Retailer 8
-
$515 USD
View
Price last confirmed 12 days ago
Retailer 9
-
$685 USD
View
Price last confirmed 33 days ago
Retailer 10
-
$709 USD
SGD 958 SGD
View
Price last confirmed 29 days ago
Retailer 11
-
$749 USD
View
Price last confirmed 28 days ago
Retailer 12
-
$750 USD
View
Price last confirmed 26 days ago
B+
Retailer 13
-
$761 USD
A$1,171 AUD
View
Retailer 14
-
$914 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$1,256 USD
£989 GBP
View
Price last confirmed 7 days ago
Most Expensive
Do Amore Diamonds
7-1799474 · Oct 29
$1,970 USD
View
Price under review
15 more retailers have this diamond
Prices start from $365 USDSave up to $396 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
$365 USD