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Round|Lab Grown|IGI

1.28ct F VVS1 Round Lab Grown Diamond

EX • F/VVS1 • IGI LG837621900

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837621900

Diamond specifications and retailer prices

From $402 AUD
HK$2,200 HKD
As of November 1, 2026
Save $1,911 AUD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,313 AUD at Yadav Diamonds · As of November 2, 2026
View at Yadav Diamonds

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837621900 or 837621900. Listed at 20 retailers as of November 1, 2026, with prices from $402 to $2,313, a $1,911 spread on the same certified stone. Yadav Diamonds lists it at $2,313. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837621900
Dimensions7.17 × 7.12 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.17 mm7.12 mm1.28 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837621900
Side View
Table 58.0%Crown 31.7°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 58.8%

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: Nov 1
Current: $574 AUD|Low: $384 AUD|High: $2,313 AUD|Avg: $959 AUD|+1.6%
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
Yadav Diamonds
November 2, 2026
Retailer 2$402 AUD
Retailer 12$464 AUD
Retailer 1$574 AUD
Retailer 9$594 AUD
Retailer 8$626 AUD
Retailer 13$736 AUD
Retailer 10$826 AUD
Retailer 7$839 AUD
Retailer 5$849 AUD
Retailer 3$1,136 AUD
Retailer 14$1,183 AUD
Retailer 4$1,183 AUD
Retailer 6$1,341 AUD
Retailer 11$1,616 AUD
Yadav Diamonds$2,313 AUD

39 data points across 15 retailers

20 retailers$402 AUD to $2,313 AUD

Retailer 1
-
$275 AUD
$193 USD
Price last confirmed 23 days ago
Retailer 2
-
$320 AUD
$224 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$341 AUD
$239 USD
View
Price last confirmed 26 days ago
Retailer 4
-
$341 AUD
$239 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$402 AUD
HK$2,200 HKD
View
B+
Retailer 6
-
$464 AUD
$325 USD
View
A
Retailer 7
-
$574 AUD
€383 EUR
View
A
Retailer 8
-
$594 AUD
ZAR 6,725 ZAR
View
A
Retailer 9
-
$626 AUD
£346 GBP
View
B+
Retailer 10
-
$736 AUD
$516 USD
View
B+
Retailer 11
-
$826 AUD
$579 USD
View
B+
Retailer 12
-
$839 AUD
View
B+
Retailer 13
-
$849 AUD
$595 USD
View
Retailer 14
-
$1,096 AUD
$768 USD
View
Price last confirmed 26 days ago
B
Retailer 15
-
$1,136 AUD
SGD 1,076 SGD
View
B
Retailer 16
-
$1,183 AUD
$829 USD
View
B
Retailer 17
-
$1,183 AUD
$829 USD
View
B
Retailer 18
-
$1,341 AUD
$940 USD
View
B
Retailer 19
-
$1,616 AUD
£892 GBP
View
Most Expensive
B
Yadav Diamonds
13337084 · Nov 2
$2,313 AUD
$1,621 USD
View
19 more retailers have this diamond
Prices start from $402 AUDSave up to $1,911 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
$402 AUD