Radiant|Lab Grown|IGI

1.55ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG532260881

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

Certificate IGI LG532260881

Diamond specifications and retailer prices

From $1,740 USD
As of October 31, 2026
Save $980 USD (36%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,699 USD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG532260881 or 532260881. Listed at 17 retailers as of October 31, 2026, with a 56% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532260881
Dimensions7.75 × 5.76 × 3.99 mm
L/W Ratio1.35
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
7.75 mm5.76 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532260881
Side View
Table 64.0%Crown 42.9°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 69.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,699 USD|Low: $1,740 USD|High: $7,028 USD|Avg: $4,306 USD|+2.7%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$1,740 USD
Retailer 8$2,204 USD
Retailer 11$2,467 USD
Retailer 2$3,490 USD
Retailer 10$3,993 USD
Retailer 7$4,007 USD
Cape Diamonds$4,699 USD
Retailer 3$4,846 USD
Retailer 5$6,364 USD
Retailer 9$6,825 USD
Retailer 4$6,935 USD

43 data points across 11 retailers

17 retailers$1,740 USD to $2,720 USD

B
Cheapest Retailer
-
$1,740 USD
B
Retailer 2
-
$2,204 USD
View
B
Retailer 3
-
$2,398 USD
View
B
Retailer 4
-
$2,467 USD
View
Final sale: no returns
Retailer 5
-
$2,556 USD
View
Price last confirmed 22 days ago
B
Retailer 6
-
$2,556 USD
View
B
Retailer 7
-
$2,720 USD
View
Retailer 8
-
$3,490 USD
£2,748 GBP
View
Price under review
Retailer 9
-
$3,514 USD
View
Price under review
Retailer 10
-
$3,993 USD
View
Price under review
Retailer 11
-
$4,007 USD
View
Price under review
Most Expensive
Cape Diamonds
cert_532260881 · Oct 29
$4,699 USD
ZAR 75,915 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from $1,740 USDSave up to $980 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.

B
1.55ct Radiant
$1,740 USD