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Emerald|Lab Grown|IGI

1.45ct D SI1 Emerald Lab Grown Diamond

GD • D/SI1 • IGI LG551277266

Shape and cutting style on the report: Emerald cut

Certificate IGI LG551277266

Diamond specifications and retailer prices

From $281 SGD
As of November 4, 2026
Save $1,584 SGD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,865 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.45ct lab-grown emerald diamond

This 1.45ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG551277266 or 551277266. Listed at 10 retailers as of November 4, 2026, with prices from $281 to $1,865, a $1,584 spread on the same certified stone. Brilliant Earth lists it at $1,865. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.45
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551277266
Dimensions7.59 × 5.50 × 3.56 mm
L/W Ratio1.38
Culet sizeLarge
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
7.59 mm5.50 mm1.45 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551277266
Side View
Table 63.0%Crown 33.3°Girdle: MED-STKPavilion 37.9°Culet: LargeDepth 64.7%

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: $1,865 SGD|Low: $252 SGD|High: $2,223 SGD|Avg: $931 SGD|-16.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 8$252 SGD
Retailer 6$281 SGD
Retailer 10$308 SGD
Retailer 9$552 SGD
Retailer 7$637 SGD
Retailer 2$1,008 SGD
Retailer 11$1,072 SGD
Retailer 5$1,098 SGD
Retailer 4$1,460 SGD
Retailer 3$1,512 SGD
Brilliant Earth$1,865 SGD

16 data points across 11 retailers

10 retailers$281 SGD to $1,865 SGD

Retailer 1
-
$252 SGD
Price last confirmed 44 days ago
B+
Retailer 2
-
$281 SGD
View
Final sale: no returns
Retailer 3
-
$308 SGD
View
Price last confirmed 46 days ago
B+
Retailer 4
-
$637 SGD
View
B
Retailer 5
-
$1,008 SGD
View
B
Retailer 6
-
$1,072 SGD
View
Retailer 7
-
$1,098 SGD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$1,460 SGD
View
B
Retailer 9
-
$1,512 SGD
View
Most Expensive
C
Brilliant Earth
11438317A · Nov 4
$1,865 SGD
$1,460 USD
View
9 more retailers have this diamond
Prices start from $281 SGDSave up to $1,584 SGD

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+
1.45ct Emerald
$281 SGD