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Round|Lab Grown|IGI

1.27ct D FL Round Lab Grown Diamond

EX • D/FL • IGI LG840633274

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840633274

Diamond specifications and retailer prices

From $377 CAD
$270 USD
As of October 29, 2026
Save $2,871 CAD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,248 CAD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840633274 or 840633274. Listed at 22 retailers as of October 29, 2026, with prices from $377 to $3,248, a $2,871 spread on the same certified stone. Helzberg Diamonds lists it at $3,248. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633274
Dimensions6.86 × 6.90 × 4.31 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
6.86 mm6.90 mm1.27 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633274
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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 29
Current: $3,248 CAD|Low: $377 CAD|High: $3,248 CAD|Avg: $1,203 CAD
Helzberg Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 9$377 CAD
Retailer 10$422 CAD
Retailer 4$437 CAD
Retailer 5$467 CAD
Retailer 12$467 CAD
Retailer 3$726 CAD
Retailer 21$745 CAD
Retailer 13$774 CAD
Retailer 6$775 CAD
Retailer 17$802 CAD
Retailer 2$816 CAD
Retailer 7$820 CAD
Retailer 8$1,087 CAD
Retailer 22$1,435 CAD
Retailer 14$1,502 CAD
Retailer 19$1,510 CAD
Retailer 11$1,572 CAD
Retailer 18$1,662 CAD
Retailer 16$1,882 CAD
Retailer 20$2,207 CAD
Retailer 15$2,766 CAD
Helzberg Diamonds$3,248 CAD

22 data points across 22 retailers

22 retailers$377 CAD to $3,248 CAD

A
Cheapest Retailer
-
$377 CAD
$270 USD
A
Retailer 2
-
$422 CAD
$302 USD
View
Final sale: no returns
A
Retailer 3
-
$437 CAD
$313 USD
View
A
Retailer 4
-
$467 CAD
$334 USD
View
A
Retailer 5
-
$467 CAD
$334 USD
View
A
Retailer 6
-
$726 CAD
$520 USD
View
Retailer 7
-
$745 CAD
£420 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
$774 CAD
€528 EUR
View
A
Retailer 9
-
$775 CAD
$555 USD
View
A
Retailer 10
-
$802 CAD
ZAR 9,279 ZAR
View
A
Retailer 11
-
$816 CAD
£460 GBP
View
A
Retailer 12
-
$820 CAD
$587 USD
View
A
Retailer 13
-
$1,087 CAD
$778 USD
View
B+
Retailer 14
-
$1,435 CAD
$1,027 USD
View
B+
Retailer 15
-
$1,502 CAD
$1,075 USD
View
B+
Retailer 16
-
$1,510 CAD
SGD 1,461 SGD
View
B+
Retailer 17
-
$1,572 CAD
$1,126 USD
View
B+
Retailer 18
-
$1,662 CAD
$1,190 USD
View
B+
Retailer 19
-
$1,882 CAD
£1,061 GBP
View
Retailer 20
-
$2,207 CAD
$1,580 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$2,766 CAD
$1,980 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJJINK · Oct 30
$3,248 CAD
$2,325 USD
View
21 more retailers have this diamond
Prices start from $377 CADSave up to $2,871 CAD

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
$377 CAD