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Emerald|Lab Grown|IGI

1.51ct H SI1 Emerald Lab Grown Diamond

GD • H/SI1 • IGI LG570349268

Shape and cutting style on the report: Emerald cut

Certificate IGI LG570349268

Diamond specifications and retailer prices

From $271 AUD
As of November 4, 2026
Save $2,057 AUD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,328 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG570349268 or 570349268. Listed at 14 retailers as of November 4, 2026, with prices from $271 to $2,328, a $2,057 spread on the same certified stone. Do Amore Diamonds lists it at $2,328. 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

1.51
Carat
H
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570349268
Dimensions7.57 × 5.49 × 3.51 mm
L/W Ratio1.38
Culet sizeLong
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 Faint Blue
Top View
7.57 mm5.49 mm1.51 ctH / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG570349268
Side View
Table 64.5%Crown 36°Girdle: Slightly ThickPavilion 37.6°Culet: LNGDepth 63.9%

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: $2,328 AUD|Low: $243 AUD|High: $2,328 AUD|Avg: $848 AUD
Do Amore Diamonds
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
November 5, 2026
Retailer 14$243 AUD
Retailer 4$271 AUD
Retailer 16$281 AUD
Retailer 15$297 AUD
Retailer 13$301 AUD
Retailer 11$409 AUD
Retailer 8$474 AUD
Retailer 5$616 AUD
Retailer 3$674 AUD
Retailer 10$1,023 AUD
Retailer 12$1,069 AUD
Retailer 9$1,086 AUD
Retailer 7$1,316 AUD
Retailer 2$1,550 AUD
Retailer 6$1,570 AUD
Do Amore Diamonds$2,328 AUD

18 data points across 16 retailers

14 retailers$271 AUD to $2,328 AUD

Retailer 1
-
$243 AUD
Price last confirmed 38 days ago
B+
Retailer 2
-
$271 AUD
View
Final sale: no returns
Retailer 3
-
$281 AUD
View
Price last confirmed 43 days ago
Retailer 4
-
$297 AUD
View
Price last confirmed 39 days ago
B
Retailer 5
-
$409 AUD
View
Retailer 6
-
$474 AUD
View
Price last confirmed 63 days ago
B+
Retailer 7
-
$674 AUD
View
B+
Retailer 8
-
$1,023 AUD
View
Retailer 9
-
$1,069 AUD
View
Price last confirmed 37 days ago
Retailer 10
-
$1,086 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$1,316 AUD
View
B+
Retailer 12
-
$1,550 AUD
View
B+
Retailer 13
-
$1,570 AUD
View
Most Expensive
B
Do Amore Diamonds
27-A17B467B8 · Nov 6
$2,328 AUD
$1,630 USD
View
13 more retailers have this diamond
Prices start from $271 AUDSave up to $2,057 AUD

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+
1.51ct Emerald
$271 AUD