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Radiant|Lab Grown|GIA

1.72ct D IF Radiant Lab Grown Diamond

EX • D/IF

Diamond specifications and retailer prices

From $2,639 CAD
£1,485 GBP
As of October 30, 2026
Save $2,785 CAD (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,423 CAD at Blue Nile · As of October 29, 2026
View at Blue Nile

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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 2 retailers as of October 29, 2026, with prices from $2,639 to $5,423, a $2,785 spread on the same certified stone. Blue Nile lists it at $5,423. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
D
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions7.97 × 5.93 × 4.11 mm
L/W Ratio1.34
Top View
7.97 mm5.93 mm1.72 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,423 CAD|Low: $1,518 CAD|High: $9,586 CAD|Avg: $2,812 CAD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 7$1,518 CAD
Retailer 5$1,828 CAD
Retailer 6$1,993 CAD
Retailer 4$2,091 CAD
Retailer 2$2,639 CAD
Retailer 3$4,388 CAD
Blue Nile$5,423 CAD

41 data points across 7 retailers

2 retailers$2,639 CAD to $5,423 CAD

B+
Cheapest Retailer
-
$2,639 CAD
£1,485 GBP
Most Expensive
B
Blue Nile
21646856 · Oct 29
$5,423 CAD
$3,875 USD
View
1 more retailer has this diamond
Prices start from $2,639 CADSave up to $2,785 CAD

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+
1.72ct Radiant
$2,639 CAD