Round|Lab Grown|IGI

1.28ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG772657761

Shape and cutting style on the report: Round brilliant

Certificate IGI LG772657761

Diamond specifications and retailer prices

From $198 USD
As of October 29, 2026
Save $989 USD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,387 USD at Novita Diamonds · As of July 28, 2026
View at Novita 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG772657761 or 772657761. Listed at 23 retailers as of October 29, 2026, with a 500% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772657761
Dimensions6.98 × 7.02 × 4.27 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
6.98 mm7.02 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772657761
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.0%

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 29
Current: $448 USD|Low: $190 USD|High: $1,187 USD|Avg: $559 USD|+5.3%
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Retailer 21
October 30, 2026
Retailer 6$198 USD
Retailer 16$221 USD
Retailer 19$230 USD
Retailer 3$246 USD
Retailer 4$246 USD
Retailer 21$392 USD
Retailer 12$414 USD
Retailer 17$422 USD
Retailer 11$426 USD
Retailer 1$448 USD
Retailer 8$493 USD
Retailer 9$518 USD
Retailer 18$601 USD
Retailer 5$653 USD
Retailer 7$790 USD
Retailer 20$805 USD
Retailer 14$814 USD
Retailer 13$843 USD
Retailer 2$1,050 USD
Retailer 15$1,154 USD
Retailer 10$1,187 USD

27 data points across 21 retailers

23 retailers$198 USD to $1,187 USD

A
Cheapest Retailer
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$198 USD
A
Retailer 2
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$221 USD
View
Final sale: no returns
A
Retailer 3
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$230 USD
View
A
Retailer 4
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$246 USD
View
A
Retailer 5
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$246 USD
View
Retailer 6
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$392 USD
£308 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
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$414 USD
€394 EUR
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A
Retailer 8
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$422 USD
ZAR 6,813 ZAR
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A
Retailer 9
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$426 USD
View
A
Retailer 10
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$448 USD
£353 GBP
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A
Retailer 11
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$493 USD
View
B+
Retailer 12
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$518 USD
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B+
Retailer 13
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$601 USD
A$924 AUD
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B+
Retailer 14
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$653 USD
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Retailer 15
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$727 USD
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Price last confirmed 46 days ago
B+
Retailer 16
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$790 USD
View
Retailer 17
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$805 USD
View
Price last confirmed 10 days ago
B
Retailer 18
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$831 USD
View
B
Retailer 19
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$843 USD
View
Retailer 20
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$1,050 USD
View
Price last confirmed 10 days ago
B
Retailer 21
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$1,154 USD
£909 GBP
View
B
Retailer 22
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$1,187 USD
View
Most Expensive
Novita Diamonds
cert_772657761 · Jul 28
$1,387 USD
A$2,134 AUD
View
Our latest check could not confirm this price
22 more retailers have this diamond
Prices start from $198 USDSave up to $989 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
1.28ct Round
$198 USD