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Round|Lab Grown|IGI

1.28ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG794629329

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794629329

Diamond specifications and retailer prices

From $353 AUD
$248 USD
As of October 30, 2026
Save $2,829 AUD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,182 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG794629329 or 794629329. Listed at 22 retailers as of October 27, 2026, with prices from $353 to $3,182, a $2,829 spread on the same certified stone. Queensmith lists it at $3,182. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794629329
Dimensions6.95 × 6.99 × 4.31 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.95 mm6.99 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794629329
Side View
Table 58.0%Crown 33.9°Girdle: MediumPavilion 41.3°Culet: NoneDepth 61.7%

Caratlytics Score

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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 30
Current: $725 AUD|Low: $251 AUD|High: $1,796 AUD|Avg: $937 AUD|+6.5%
Retailer 1
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 30, 2026
Retailer 3$353 AUD
Retailer 15$437 AUD
Retailer 14$527 AUD
Retailer 10$671 AUD
Retailer 9$710 AUD
Retailer 1$725 AUD
Retailer 2$739 AUD
Retailer 4$749 AUD
Retailer 11$955 AUD
Retailer 12$1,016 AUD
Retailer 5$1,318 AUD
Retailer 6$1,331 AUD
Retailer 13$1,495 AUD
Retailer 8$1,573 AUD
Retailer 7$1,796 AUD

38 data points across 15 retailers

22 retailers$353 AUD to $3,182 AUD

Retailer 1
-
$302 AUD
$212 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$353 AUD
$248 USD
View
Final sale: no returns
Retailer 3
-
$366 AUD
$257 USD
View
Price last confirmed 24 days ago
Retailer 4
-
$390 AUD
$274 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$437 AUD
HK$2,400 HKD
View
B+
Retailer 6
-
$527 AUD
$370 USD
View
A
Retailer 7
-
$671 AUD
ZAR 7,614 ZAR
View
A
Retailer 8
-
$710 AUD
€475 EUR
View
A
Retailer 9
-
$725 AUD
£401 GBP
View
B+
Retailer 10
-
$739 AUD
$519 USD
View
B+
Retailer 11
-
$749 AUD
$526 USD
View
B+
Retailer 12
-
$955 AUD
View
B+
Retailer 13
-
$1,016 AUD
$714 USD
View
Retailer 14
-
$1,256 AUD
$882 USD
View
Price last confirmed 30 days ago
Retailer 15
-
$1,262 AUD
$886 USD
View
Price last confirmed 95 days ago
B
Retailer 16
-
$1,266 AUD
SGD 1,202 SGD
View
B
Retailer 17
-
$1,331 AUD
$935 USD
View
B
Retailer 18
-
$1,345 AUD
$945 USD
View
Retailer 19
-
$1,495 AUD
$1,050 USD
View
Price last confirmed 14 days ago
B+
Retailer 20
-
$1,573 AUD
£870 GBP
View
B
Retailer 21
-
$1,796 AUD
$1,261 USD
View
Most Expensive
B
Queensmith
LG794629329 · Oct 27
$3,182 AUD
£1,760 GBP
View
21 more retailers have this diamond
Prices start from $353 AUDSave up to $2,829 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
1.28ct Round
$353 AUD