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Radiant|Lab Grown|IGI

1.28ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG751511608

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

Certificate IGI LG751511608

Diamond specifications and retailer prices

From $264 SGD
$206 USD
As of October 27, 2026
Save $2,261 SGD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,525 SGD at Do Amore Diamonds · As of October 29, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751511608 or 751511608. Listed at 19 retailers as of October 27, 2026, with prices from $264 to $2,525, a $2,261 spread on the same certified stone. Do Amore Diamonds lists it at $2,525. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751511608
Dimensions7.73 × 5.31 × 3.63 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.73 mm5.31 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751511608
Side View
Table 66.0%Crown 44.1°Girdle: MediumPavilion 35.7°Culet: NoneDepth 68.4%

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 27
Current: $2,525 SGD|Low: $195 SGD|High: $2,525 SGD|Avg: $889 SGD
Do Amore Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 10$195 SGD
Retailer 20$264 SGD
Retailer 9$295 SGD
Retailer 19$305 SGD
Retailer 8$327 SGD
Retailer 21$327 SGD
Retailer 2$453 SGD
Retailer 4$481 SGD
Retailer 7$563 SGD
Retailer 13$673 SGD
Retailer 5$738 SGD
Retailer 17$833 SGD
Retailer 15$880 SGD
Retailer 18$1,054 SGD
Retailer 6$1,159 SGD
Retailer 3$1,231 SGD
Retailer 11$1,379 SGD
Retailer 16$1,447 SGD
Retailer 12$1,553 SGD
Retailer 14$1,730 SGD
Do Amore Diamonds$2,525 SGD

33 data points across 21 retailers

19 retailers$264 SGD to $2,525 SGD

A
Cheapest Retailer
-
$264 SGD
$206 USD
A
Retailer 2
-
$295 SGD
$230 USD
View
Final sale: no returns
A
Retailer 3
-
$305 SGD
$238 USD
View
A
Retailer 4
-
$327 SGD
$255 USD
View
A
Retailer 5
-
$327 SGD
$255 USD
View
A
Retailer 6
-
$453 SGD
£278 GBP
View
A
Retailer 7
-
$481 SGD
$375 USD
View
A
Retailer 8
-
$563 SGD
$439 USD
View
B+
Retailer 9
-
$673 SGD
£414 GBP
View
B+
Retailer 10
-
$738 SGD
$576 USD
View
Retailer 11
-
$833 SGD
$650 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$880 SGD
A$1,056 AUD
View
B
Retailer 13
-
$1,054 SGD
$822 USD
View
B
Retailer 14
-
$1,159 SGD
$904 USD
View
B
Retailer 15
-
$1,231 SGD
CA$1,334 CAD
View
B
Retailer 16
-
$1,379 SGD
$1,076 USD
View
B
Retailer 17
-
$1,447 SGD
£889 GBP
View
B
Retailer 18
-
$1,553 SGD
$1,211 USD
View
Most Expensive
B
Do Amore Diamonds
27-EB9A76B86 · Oct 29
$2,525 SGD
$1,970 USD
View
18 more retailers have this diamond
Prices start from $264 SGDSave up to $2,261 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
$264 SGD