Radiant|Lab Grown|IGI

1.72ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG573303673

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

Certificate IGI LG573303673

Diamond specifications and retailer prices

From $601 USD
As of October 28, 2026
Save $2,182 USD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,783 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.72ct lab-grown radiant diamond

This 1.72ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG573303673 or 573303673. Listed at 15 retailers as of October 26, 2026, with prices from $601 to $2,783, a $2,182 spread on the same certified stone. MOH London lists it at $2,783. 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

1.72
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG573303673
Dimensions8.30 × 5.93 × 3.79 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.30 mm5.93 mm1.72 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG573303673
Side View
Table 64.0%Crown 39.5°Girdle: STK-THKPavilion 32.3°Culet: NoneDepth 63.9%

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: Oct 28
Current: $2,783 USD|Low: $595 USD|High: $3,019 USD|Avg: $1,420 USD|-2.4%
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
Retailer 14
Retailer 15
October 28, 2026
Retailer 3$601 USD
Retailer 6$688 USD
Retailer 9$708 USD
Retailer 11$800 USD
Retailer 5$892 USD
Retailer 4$1,028 USD
Retailer 10$1,032 USD
Retailer 2$1,144 USD
Retailer 12$1,355 USD
Retailer 7$1,776 USD
Retailer 13$1,935 USD
Retailer 15$2,144 USD
Retailer 14$2,162 USD
Retailer 8$2,269 USD
MOH London$2,783 USD

22 data points across 15 retailers

15 retailers$601 USD to $2,783 USD

A
Cheapest Retailer
-
$601 USD
Final sale: no returns
Retailer 2
-
$688 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$708 USD
£557 GBP
View
A
Retailer 4
-
$800 USD
View
A
Retailer 5
-
$892 USD
View
A
Retailer 6
-
$1,028 USD
View
A
Retailer 7
-
$1,032 USD
£813 GBP
View
B+
Retailer 8
-
$1,144 USD
ZAR 18,483 ZAR
View
B+
Retailer 9
-
$1,355 USD
View
B
Retailer 10
-
$1,776 USD
View
B
Retailer 11
-
$1,935 USD
£1,524 GBP
View
B
Retailer 12
-
$2,144 USD
View
B
Retailer 13
-
$2,162 USD
View
B
Retailer 14
-
$2,269 USD
View
Most Expensive
B
MOH London
LG573303673 · Oct 26
$2,783 USD
£2,191 GBP
View
14 more retailers have this diamond
Prices start from $601 USDSave up to $2,182 USD

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
1.72ct Radiant
$601 USD