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Round|Lab Grown|IGI

1.65ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG754516121

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754516121

Diamond specifications and retailer prices

From $290 USD
As of October 29, 2026
Save $1,460 USD (83%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $1,750 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG754516121 or 754516121. Listed at 28 retailers as of October 29, 2026, with prices from $290 to $1,750, a $1,460 spread on the same certified stone. Brilliant Earth lists it at $1,750. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754516121
Dimensions7.60 × 7.64 × 4.58 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
7.60 mm7.64 mm1.65 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754516121
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $1,750 USD|Low: $278 USD|High: $1,750 USD|Avg: $862 USD
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 6$290 USD
Retailer 18$336 USD
Retailer 4$359 USD
Retailer 17$359 USD
Retailer 16$485 USD
Retailer 11$503 USD
Retailer 12$588 USD
Retailer 15$617 USD
Retailer 2$633 USD
Retailer 13$662 USD
Retailer 14$835 USD
Retailer 3$924 USD
Retailer 5$1,154 USD
Retailer 10$1,286 USD
Retailer 7$1,390 USD
Retailer 9$1,444 USD
Retailer 8$1,447 USD
Brilliant Earth$1,750 USD

29 data points across 18 retailers

28 retailers$290 USD to $1,750 USD

A
Cheapest Retailer
-
$290 USD
A
Retailer 2
-
$323 USD
View
Final sale: no returns
A
Retailer 3
-
$336 USD
View
A
Retailer 4
-
$359 USD
View
A
Retailer 5
-
$359 USD
View
Price last confirmed 27 days ago
A
Retailer 6
-
$359 USD
View
A
Retailer 7
-
$397 USD
HK$3,100 HKD
View
B+
Retailer 8
-
$482 USD
View
A
Retailer 9
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$485 USD
View
A
Retailer 10
-
$503 USD
£396 GBP
View
A
Retailer 11
-
$588 USD
€560 EUR
View
A
Retailer 12
-
$617 USD
ZAR 9,968 ZAR
View
A
Retailer 13
-
$625 USD
View
A
Retailer 14
-
$633 USD
£499 GBP
View
B+
Retailer 15
-
$662 USD
A$1,018 AUD
View
B+
Retailer 16
-
$725 USD
View
B+
Retailer 17
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$835 USD
A$1,285 AUD
View
B+
Retailer 18
-
$924 USD
View
B
Retailer 19
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$1,151 USD
SGD 1,556 SGD
View
B
Retailer 20
-
$1,154 USD
View
B
Retailer 21
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$1,203 USD
View
B
Retailer 22
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$1,286 USD
View
B
Retailer 23
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$1,380 USD
View
B
Retailer 24
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$1,390 USD
View
B
Retailer 25
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$1,444 USD
A$2,222 AUD
View
Price last confirmed 21 days ago
B
Retailer 26
-
$1,447 USD
£1,139 GBP
View
B
Retailer 27
-
$1,480 USD
View
Most Expensive
B
Brilliant Earth
20707664A · Oct 29
$1,750 USD
View
27 more retailers have this diamond
Prices start from $290 USDSave up to $1,460 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
1.65ct Round
$290 USD