CaratHunter
Plans
Radiant|Lab Grown|GIA

1.65ct D IF Radiant Lab Grown Diamond

ID • D/IF • GIA 6492854314

Certificate GIA 6492854314

Diamond specifications and retailer prices

From $1,775 AUD
$1,247 USD
As of October 30, 2026
Save $4,987 AUD (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,762 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.65ct lab-grown radiant diamond

This 1.65ct 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 6492854314. Listed at 10 retailers as of October 30, 2026, with prices from $1,775 to $6,762, a $4,987 spread on the same certified stone. Brilliant Earth lists it at $6,762. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6492854314
Dimensions7.92 × 5.99 × 4.17 mm
L/W Ratio1.32
Girdle conditionPolished
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
7.92 mm5.99 mm1.65 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492854314
Side View
Table 64.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 69.6%

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 30
Current: $6,762 AUD|Low: $1,429 AUD|High: $9,246 AUD|Avg: $4,559 AUD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 3$1,480 AUD
Retailer 10$1,775 AUD
Retailer 9$1,932 AUD
Retailer 11$1,987 AUD
Retailer 2$2,059 AUD
Retailer 5$4,178 AUD
Retailer 7$4,261 AUD
Retailer 12$5,489 AUD
Retailer 8$5,644 AUD
Retailer 6$6,527 AUD
Brilliant Earth$6,762 AUD
Retailer 4$9,246 AUD

29 data points across 12 retailers

10 retailers$1,775 AUD to $6,762 AUD

A
Cheapest Retailer
-
$1,775 AUD
$1,247 USD
B+
Retailer 2
-
$1,932 AUD
$1,357 USD
View
B+
Retailer 3
-
$1,987 AUD
$1,396 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,059 AUD
$1,446 USD
View
B+
Retailer 5
-
$4,178 AUD
ZAR 47,415 ZAR
View
B+
Retailer 6
-
$4,261 AUD
$2,993 USD
View
B
Retailer 7
-
$5,489 AUD
£3,036 GBP
View
B
Retailer 8
-
$5,644 AUD
$3,965 USD
View
B
Retailer 9
-
$6,527 AUD
£3,610 GBP
View
Most Expensive
B
Brilliant Earth
10808651Y · Oct 31
$6,762 AUD
$4,750 USD
View
9 more retailers have this diamond
Prices start from $1,775 AUDSave up to $4,987 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
1.65ct Radiant
$1,775 AUD