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Radiant|Lab Grown|IGI

1.28ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG526277184

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

Certificate IGI LG526277184

Diamond specifications and retailer prices

From $321 SGD
$251 USD
As of November 2, 2026
Save $1,414 SGD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,735 SGD at Reve Diamonds · As of November 1, 2026
View at Reve 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 top-tier cut grade and certified by IGI LG526277184 or 526277184. Listed at 19 retailers as of November 1, 2026, with prices from $321 to $1,735, a $1,414 spread on the same certified stone. Reve Diamonds lists it at $1,735. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526277184
Dimensions7.52 × 5.30 × 3.69 mm
L/W Ratio1.42
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
7.52 mm5.30 mm1.28 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526277184
Side View
Table 60.5%Crown 45.6°Girdle: MED-STKPavilionCulet: NoneDepth 69.6%

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 2
Current: $758 SGD|Low: $308 SGD|High: $1,735 SGD|Avg: $837 SGD|+9.5%
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
Retailer 15
Retailer 16
Retailer 17
Reve Diamonds
November 2, 2026
Retailer 16$321 SGD
Retailer 9$358 SGD
Retailer 4$372 SGD
Retailer 5$398 SGD
Retailer 17$398 SGD
Retailer 14$601 SGD
Retailer 6$641 SGD
Retailer 3$668 SGD
Retailer 10$687 SGD
Retailer 7$724 SGD
Retailer 1$758 SGD
Retailer 11$882 SGD
Retailer 13$969 SGD
Retailer 15$1,223 SGD
Retailer 2$1,280 SGD
Retailer 8$1,346 SGD
Retailer 12$1,605 SGD
Reve Diamonds$1,735 SGD

44 data points across 18 retailers

19 retailers$321 SGD to $1,735 SGD

A
Cheapest Retailer
-
$321 SGD
$251 USD
A
Retailer 2
-
$358 SGD
$280 USD
View
Final sale: no returns
A
Retailer 3
-
$372 SGD
$291 USD
View
Retailer 4
-
$398 SGD
$311 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$398 SGD
$311 USD
View
A
Retailer 6
-
$601 SGD
$470 USD
View
B+
Retailer 7
-
$641 SGD
$501 USD
View
B+
Retailer 8
-
$668 SGD
$522 USD
View
B+
Retailer 9
-
$687 SGD
ZAR 8,683 ZAR
View
B+
Retailer 10
-
$724 SGD
$566 USD
View
B+
Retailer 11
-
$758 SGD
£467 GBP
View
B+
Retailer 12
-
$882 SGD
$690 USD
View
B+
Retailer 13
-
$969 SGD
A$1,166 AUD
View
B
Retailer 14
-
$982 SGD
HK$6,000 HKD
View
B
Retailer 15
-
$1,223 SGD
$956 USD
View
B
Retailer 16
-
$1,280 SGD
$1,001 USD
View
B
Retailer 17
-
$1,346 SGD
$1,052 USD
View
B
Retailer 18
-
$1,605 SGD
£988 GBP
View
Most Expensive
B
Reve Diamonds
8FA67E225 · Nov 1
$1,735 SGD
$1,357 USD
View
18 more retailers have this diamond
Prices start from $321 SGDSave up to $1,414 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
$321 SGD