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Oval|Lab Grown|IGI

1.28ct D VVS1 Oval Lab Grown Diamond

ID • D/VVS1 • IGI LG786633714

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG786633714

Diamond specifications and retailer prices

From $233 USD
As of October 29, 2026
Save $1,951 USD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,184 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval 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 LG786633714 or 786633714. Listed at 24 retailers as of October 27, 2026, with prices from $233 to $2,184, a $1,951 spread on the same certified stone. Queensmith lists it at $2,184. 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 angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786633714
Dimensions8.77 × 6.11 × 3.79 mm
L/W Ratio1.44
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
8.77 mm6.11 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786633714
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $329 USD|Low: $224 USD|High: $1,490 USD|Avg: $600 USD|-1.3%
Retailer 1
Retailer 2
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Retailer 5
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
November 1, 2026
Retailer 2$233 USD
Retailer 10$261 USD
Retailer 3$270 USD
Retailer 4$289 USD
Retailer 16$289 USD
Retailer 1$329 USD
Retailer 8$390 USD
Retailer 12$474 USD
Retailer 14$496 USD
Retailer 9$531 USD
Retailer 11$545 USD
Retailer 15$705 USD
Retailer 6$761 USD
Retailer 17$928 USD
Retailer 18$995 USD
Retailer 13$1,163 USD
Retailer 7$1,298 USD
Retailer 5$1,490 USD

41 data points across 18 retailers

24 retailers$233 USD to $2,184 USD

A
Cheapest Retailer
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$233 USD
A
Retailer 2
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$261 USD
View
Final sale: no returns
A
Retailer 3
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$270 USD
View
A
Retailer 4
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$289 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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$289 USD
View
A
Retailer 6
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$320 USD
HK$2,500 HKD
View
A
Retailer 7
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$329 USD
£259 GBP
View
A
Retailer 8
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$390 USD
View
A
Retailer 9
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$474 USD
€451 EUR
View
A
Retailer 10
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$496 USD
ZAR 8,013 ZAR
View
A
Retailer 11
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$531 USD
View
A
Retailer 12
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$545 USD
£429 GBP
View
B+
Retailer 13
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$650 USD
View
B+
Retailer 14
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$705 USD
A$1,084 AUD
View
B+
Retailer 15
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$761 USD
View
B+
Retailer 16
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$928 USD
View
B+
Retailer 17
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$936 USD
SGD 1,265 SGD
View
B
Retailer 18
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$980 USD
View
Retailer 19
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$995 USD
View
Price last confirmed 10 days ago
B
Retailer 20
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$1,001 USD
View
B+
Retailer 21
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$1,163 USD
£916 GBP
View
B
Retailer 22
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$1,298 USD
View
Retailer 23
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$1,490 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Queensmith
LG786633714 · Oct 27
$2,184 USD
£1,720 GBP
View
23 more retailers have this diamond
Prices start from $233 USDSave up to $1,951 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 Oval
$233 USD