Radiant|Lab Grown|IGI

1.28ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG634438344

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG634438344

Diamond specifications and retailer prices

From $206 USD
As of October 30, 2026
Save $1,774 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,980 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG634438344 or 634438344. Listed at 16 retailers as of October 30, 2026, with prices from $206 to $1,980, a $1,774 spread on the same certified stone. Do Amore Diamonds lists it at $1,980. 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
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634438344
Dimensions7.65 × 5.44 × 3.65 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.65 mm5.44 mm1.28 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634438344
Side View
Table 65.0%Crown 32.5°Girdle: MediumPavilion 35.6°Culet: NoneDepth 67.1%

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: $526 USD|Low: $198 USD|High: $1,142 USD|Avg: $585 USD|+4.6%
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
November 2, 2026
Retailer 11$206 USD
Retailer 2$239 USD
Retailer 3$255 USD
Retailer 12$255 USD
Retailer 6$404 USD
Retailer 14$442 USD
Retailer 1$526 USD
Retailer 4$577 USD
Retailer 9$675 USD
Retailer 8$687 USD
Retailer 10$823 USD
Retailer 13$905 USD
Retailer 5$1,077 USD
Retailer 7$1,129 USD

42 data points across 14 retailers

16 retailers$206 USD to $1,980 USD

A
Cheapest Retailer
-
$206 USD
A
Retailer 2
-
$239 USD
View
Retailer 3
-
$255 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$255 USD
View
A
Retailer 5
-
$404 USD
View
A
Retailer 6
-
$442 USD
View
B+
Retailer 7
-
$526 USD
£414 GBP
View
B+
Retailer 8
-
$577 USD
View
Retailer 9
-
$675 USD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
$687 USD
A$1,057 AUD
View
B+
Retailer 11
-
$758 USD
£597 GBP
View
B
Retailer 12
-
$823 USD
View
B
Retailer 13
-
$905 USD
View
B
Retailer 14
-
$1,077 USD
View
B
Retailer 15
-
$1,129 USD
£889 GBP
View
Most Expensive
B
Do Amore Diamonds
27-2792A7B74 · Nov 2
$1,980 USD
View
15 more retailers have this diamond
Prices start from $206 USDSave up to $1,774 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 Radiant
$206 USD