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Radiant|Lab Grown|IGI

1.84ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG537213148

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG537213148

Diamond specifications and retailer prices

From $1,737 AUD
$1,220 USD
As of October 31, 2026
Save $6,560 AUD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,297 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.84ct lab-grown radiant diamond

This 1.84ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG537213148 or 537213148. Listed at 11 retailers as of October 29, 2026, with prices from $1,737 to $8,297, a $6,560 spread on the same certified stone. MOH London lists it at $8,297. 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

1.84
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537213148
Dimensions8.42 × 5.91 × 4.08 mm
L/W Ratio1.42
Culet sizePointed
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
8.42 mm5.91 mm1.84 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG537213148
Side View
Table 61.0%Crown 36.5°Girdle: ThickPavilion 30.9°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
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 31
Current: $8,297 AUD|Low: $1,737 AUD|High: $8,364 AUD|Avg: $4,255 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2$1,737 AUD
Retailer 7$2,491 AUD
Retailer 11$2,711 AUD
Retailer 12$2,789 AUD
Retailer 8$2,890 AUD
Retailer 5$2,922 AUD
Retailer 13$3,132 AUD
Retailer 3$3,861 AUD
Retailer 9$4,536 AUD
Retailer 6$4,860 AUD
Retailer 10$5,417 AUD
Retailer 4$8,273 AUD
MOH London$8,297 AUD

18 data points across 13 retailers

11 retailers$1,737 AUD to $8,297 AUD

A
Cheapest Retailer
-
$1,737 AUD
$1,220 USD
B+
Retailer 2
-
$2,491 AUD
$1,750 USD
View
B+
Retailer 3
-
$2,711 AUD
$1,904 USD
View
B+
Retailer 4
-
$2,789 AUD
$1,959 USD
View
Final sale: no returns
Retailer 5
-
$2,890 AUD
$2,030 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$2,890 AUD
$2,030 USD
View
B+
Retailer 7
-
$3,132 AUD
$2,200 USD
View
B
Retailer 8
-
$4,536 AUD
$3,186 USD
View
B
Retailer 9
-
$4,860 AUD
$3,414 USD
View
B
Retailer 10
-
$5,417 AUD
$3,805 USD
View
Most Expensive
B
MOH London
LG537213148 · Oct 29
$8,297 AUD
£4,589 GBP
View
10 more retailers have this diamond
Prices start from $1,737 AUDSave up to $6,560 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.

A
1.84ct Radiant
$1,737 AUD