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Radiant|Lab Grown|IGI

1.28ct F VS1 Radiant Lab Grown Diamond

VG • F/VS1 • IGI LG614334894

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

Certificate IGI LG614334894

Diamond specifications and retailer prices

From $237 SGD
$185 USD
As of November 2, 2026
Save $2,027 SGD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,264 SGD 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 VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG614334894 or 614334894. Listed at 11 retailers as of November 2, 2026, with prices from $237 to $2,264, a $2,027 spread on the same certified stone. Do Amore Diamonds lists it at $2,264. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614334894
Dimensions7.55 × 5.34 × 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
7.55 mm5.34 mm1.28 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614334894
Side View
Table 61.0%Crown 45°Girdle: THN-MEDPavilion 34.5°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
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 2
Current: $2,264 SGD|Low: $223 SGD|High: $2,264 SGD|Avg: $909 SGD|+1.7%
Do Amore Diamonds
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
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Retailer 17
Retailer 18
November 2, 2026
Retailer 14$237 SGD
Retailer 18$260 SGD
Retailer 12$274 SGD
Retailer 16$517 SGD
Retailer 3$531 SGD
Retailer 8$564 SGD
Retailer 5$643 SGD
Retailer 7$680 SGD
Retailer 2$788 SGD
Retailer 10$859 SGD
Retailer 9$897 SGD
Retailer 13$995 SGD
Retailer 15$1,040 SGD
Retailer 6$1,211 SGD
Retailer 4$1,241 SGD
Retailer 11$1,512 SGD
Retailer 17$1,675 SGD
Do Amore Diamonds$2,264 SGD

20 data points across 18 retailers

11 retailers$237 SGD to $2,264 SGD

A
Cheapest Retailer
-
$237 SGD
$185 USD
A
Retailer 2
-
$260 SGD
$203 USD
View
Final sale: no returns
A
Retailer 3
-
$274 SGD
$214 USD
View
A
Retailer 4
-
$517 SGD
$404 USD
View
B+
Retailer 5
-
$788 SGD
A$948 AUD
View
B
Retailer 6
-
$995 SGD
$778 USD
View
B
Retailer 7
-
$1,040 SGD
$813 USD
View
B
Retailer 8
-
$1,241 SGD
$970 USD
View
B
Retailer 9
-
$1,512 SGD
£931 GBP
View
B
Retailer 10
-
$1,675 SGD
$1,310 USD
View
Most Expensive
B
Do Amore Diamonds
27-B98A4F402 · Nov 2
$2,264 SGD
$1,770 USD
View
10 more retailers have this diamond
Prices start from $237 SGDSave up to $2,027 SGD

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
$237 SGD