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Emerald|Lab Grown|IGI

1.27ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG508156174

Shape and cutting style on the report: Emerald cut

Certificate IGI LG508156174

Diamond specifications and retailer prices

From $978 CAD
As of November 4, 2026
Save $2,084 CAD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,952 CAD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.27ct lab-grown emerald diamond

This 1.27ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156174 or 508156174. Listed at 13 retailers as of November 4, 2026, with a 213% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.27
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle26.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156174
Dimensions7.56 × 5.12 × 3.23 mm
L/W Ratio1.48
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.56 mm5.12 mm1.27 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG508156174
Side View
Table 64.0%Crown 26.9°Girdle: MediumPavilion 35°Culet: LNGDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,955 CAD|Low: $978 CAD|High: $4,891 CAD|Avg: $2,011 CAD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 6$978 CAD
Retailer 9$1,110 CAD
Retailer 3$1,208 CAD
Retailer 4$1,242 CAD
Retailer 2$1,288 CAD
Retailer 10$1,288 CAD
Retailer 7$1,536 CAD
Retailer 1$1,955 CAD
Retailer 11$2,078 CAD
Retailer 8$3,061 CAD
Retailer 12$3,620 CAD
Retailer 5$4,813 CAD

45 data points across 12 retailers

13 retailers$978 CAD to $3,061 CAD

B+
Cheapest Retailer
-
$978 CAD
B
Retailer 2
-
$1,110 CAD
View
B
Retailer 3
-
$1,208 CAD
View
B
Retailer 4
-
$1,242 CAD
View
Final sale: no returns
B
Retailer 5
-
$1,288 CAD
View
Retailer 6
-
$1,288 CAD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$1,536 CAD
View
B
Retailer 8
-
$1,955 CAD
View
B
Retailer 9
-
$2,078 CAD
View
B
Retailer 10
-
$3,061 CAD
View
Retailer 11
-
$3,620 CAD
View
Price under review
Most Expensive
Reve Diamonds
026933AEC · Nov 6
$3,952 CAD
$2,829 USD
View
Price under review
11 more retailers have this diamond
Prices start from $978 CADSave up to $2,084 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.

B+
1.27ct Emerald
$978 CAD