CaratHunter
Plans
Emerald|Lab Grown|IGI

1.53ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG519271875

Shape and cutting style on the report: Emerald cut

Certificate IGI LG519271875

Diamond specifications and retailer prices

From $375 NZD
As of November 6, 2026
Save $1,706 NZD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,081 NZD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.53ct lab-grown emerald diamond

This 1.53ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519271875 or 519271875. Listed at 15 retailers as of November 6, 2026, with prices from $375 to $2,081, a $1,706 spread on the same certified stone. Brilliant Earth lists it at $2,081. 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

1.53
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519271875
Dimensions7.34 × 5.41 × 3.88 mm
L/W Ratio1.36
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
Top View
7.34 mm5.41 mm1.53 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519271875
Side View
Table 58.5%Crown 26.1°Girdle: MediumPavilion 39.9°Culet: LNGDepth 71.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,081 NZD|Low: $361 NZD|High: $2,135 NZD|Avg: $1,003 NZD|-2.5%
Brilliant Earth
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
November 6, 2026
Retailer 12$375 NZD
Retailer 5$420 NZD
Retailer 4$436 NZD
Retailer 13$466 NZD
Retailer 15$466 NZD
Retailer 3$626 NZD
Retailer 9$849 NZD
Retailer 2$850 NZD
Retailer 6$920 NZD
Retailer 11$1,174 NZD
Retailer 14$1,496 NZD
Retailer 10$1,521 NZD
Retailer 7$1,590 NZD
Retailer 8$1,863 NZD
Brilliant Earth$2,081 NZD

44 data points across 15 retailers

15 retailers$375 NZD to $2,081 NZD

A
Cheapest Retailer
-
$375 NZD
A
Retailer 2
-
$420 NZD
View
Final sale: no returns
A
Retailer 3
-
$436 NZD
View
Retailer 4
-
$466 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$466 NZD
View
B+
Retailer 6
-
$626 NZD
View
Retailer 7
-
$849 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$850 NZD
View
B+
Retailer 9
-
$920 NZD
View
B+
Retailer 10
-
$1,174 NZD
View
B
Retailer 11
-
$1,496 NZD
View
B+
Retailer 12
-
$1,521 NZD
View
B
Retailer 13
-
$1,590 NZD
View
B
Retailer 14
-
$1,863 NZD
View
Most Expensive
B
Brilliant Earth
21312446A · Nov 6
$2,081 NZD
$1,170 USD
View
14 more retailers have this diamond
Prices start from $375 NZDSave up to $1,706 NZD

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
1.53ct Emerald
$375 NZD