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Radiant|Lab Grown|IGI

1.55ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG826622979

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

Certificate IGI LG826622979

Diamond specifications and retailer prices

From $320 SGD
$250 USD
As of October 28, 2026
Save $1,573 SGD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,894 SGD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826622979 or 826622979. Listed at 6 retailers as of October 28, 2026, with prices from $320 to $1,894, a $1,573 spread on the same certified stone. Frank Darling lists it at $1,894. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.5°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826622979
Dimensions8.17 × 5.64 × 3.76 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.17 mm5.64 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826622979
Side View
Table 67.0%Crown 47.5°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,894 SGD|Low: $235 SGD|High: $2,833 SGD|Avg: $1,049 SGD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 2$320 SGD
Retailer 8$469 SGD
Retailer 4$483 SGD
Retailer 11$533 SGD
Retailer 9$672 SGD
Retailer 7$735 SGD
Retailer 5$889 SGD
Retailer 6$1,329 SGD
Retailer 10$1,516 SGD
Frank Darling$1,894 SGD
Retailer 3$2,833 SGD

18 data points across 11 retailers

6 retailers$320 SGD to $1,894 SGD

A
Cheapest Retailer
-
$320 SGD
$250 USD
Final sale: no returns
Retailer 2
-
$469 SGD
£288 GBP
View
Price last confirmed 43 days ago
B+
Retailer 3
-
$483 SGD
$377 USD
View
Retailer 4
-
$889 SGD
$694 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$1,329 SGD
$1,037 USD
View
Price last confirmed 24 days ago
Most Expensive
B
Frank Darling
100193289620KD · Oct 29
$1,894 SGD
$1,478 USD
View
5 more retailers have this diamond
Prices start from $320 SGDSave up to $1,573 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
1.55ct Radiant
$320 SGD