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Round|Lab Grown|IGI

1.65ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG669421676

Shape and cutting style on the report: Round brilliant

Certificate IGI LG669421676

Diamond specifications and retailer prices

From $366 AUD
$257 USD
As of October 29, 2026
Save $3,847 AUD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,213 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.65ct lab-grown round diamond

This 1.65ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG669421676 or 669421676. Listed at 24 retailers as of October 27, 2026, with prices from $366 to $4,213, a $3,847 spread on the same certified stone. Queensmith lists it at $4,213. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669421676
Dimensions7.75 × 7.70 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.75 mm7.70 mm1.65 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669421676
Side View
Table 57.0%Crown 33°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.7%

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 29
Current: $865 AUD|Low: $409 AUD|High: $2,947 AUD|Avg: $1,198 AUD|-9.4%
Retailer 1
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Retailer 12
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Retailer 19
October 30, 2026
Retailer 12$409 AUD
Retailer 10$424 AUD
Retailer 19$510 AUD
Retailer 5$612 AUD
Retailer 16$683 AUD
Retailer 15$780 AUD
Retailer 14$816 AUD
Retailer 4$836 AUD
Retailer 1$865 AUD
Retailer 3$1,015 AUD
Retailer 18$1,152 AUD
Retailer 8$1,404 AUD
Retailer 11$1,465 AUD
Retailer 2$1,533 AUD
Retailer 7$1,785 AUD
Retailer 13$1,830 AUD
Retailer 17$1,943 AUD
Retailer 6$1,959 AUD
Retailer 9$2,491 AUD

38 data points across 19 retailers

24 retailers$366 AUD to $4,213 AUD

A
Cheapest Retailer
-
$366 AUD
$257 USD
A
Retailer 2
-
$409 AUD
$287 USD
View
Final sale: no returns
A
Retailer 3
-
$424 AUD
$298 USD
View
A
Retailer 4
-
$454 AUD
$319 USD
View
A
Retailer 5
-
$454 AUD
$319 USD
View
A
Retailer 6
-
$510 AUD
HK$2,800 HKD
View
B+
Retailer 7
-
$612 AUD
$430 USD
View
A
Retailer 8
-
$683 AUD
$480 USD
View
A
Retailer 9
-
$780 AUD
ZAR 8,852 ZAR
View
A
Retailer 10
-
$816 AUD
€546 EUR
View
A
Retailer 11
-
$836 AUD
$587 USD
View
A
Retailer 12
-
$865 AUD
£478 GBP
View
B+
Retailer 13
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$1,015 AUD
$713 USD
View
B+
Retailer 14
-
$1,152 AUD
$809 USD
View
B+
Retailer 15
-
$1,404 AUD
$986 USD
View
B+
Retailer 16
-
$1,459 AUD
$1,025 USD
View
B+
Retailer 17
-
$1,465 AUD
SGD 1,391 SGD
View
B+
Retailer 18
-
$1,533 AUD
$1,077 USD
View
B+
Retailer 19
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$1,785 AUD
$1,254 USD
View
B+
Retailer 20
-
$1,830 AUD
£1,012 GBP
View
B+
Retailer 21
-
$1,943 AUD
$1,365 USD
View
B
Retailer 22
-
$1,959 AUD
$1,376 USD
View
B
Retailer 23
-
$2,491 AUD
$1,750 USD
View
Most Expensive
B
Queensmith
LG669421676 · Oct 27
$4,213 AUD
£2,330 GBP
View
23 more retailers have this diamond
Prices start from $366 AUDSave up to $3,847 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 Round
$366 AUD