Radiant|Lab Grown|IGI

1.01ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG700559731

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

Certificate IGI LG700559731

Diamond specifications and retailer prices

From $219 USD
As of October 30, 2026
Save $1,034 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,253 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700559731 or 700559731. Listed at 16 retailers as of October 30, 2026, with prices from $219 to $1,253, a $1,034 spread on the same certified stone. Reve Diamonds lists it at $1,253. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700559731
Dimensions7.40 × 4.95 × 3.24 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.40 mm4.95 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700559731
Side View
Table 64.0%Crown 39.7°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 65.5%

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: Oct 30
Current: $504 USD|Low: $173 USD|High: $1,253 USD|Avg: $625 USD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
October 30, 2026
Retailer 8$219 USD
Retailer 12$244 USD
Retailer 10$271 USD
Retailer 4$307 USD
Retailer 2$345 USD
Retailer 7$464 USD
Retailer 1$504 USD
Retailer 11$505 USD
Retailer 6$875 USD
Retailer 3$924 USD
Retailer 9$1,020 USD
Retailer 5$1,088 USD
Reve Diamonds$1,253 USD

42 data points across 13 retailers

16 retailers$219 USD to $1,253 USD

A
Cheapest Retailer
-
$219 USD
A
Retailer 2
-
$244 USD
View
Final sale: no returns
A
Retailer 3
-
$254 USD
View
A
Retailer 4
-
$271 USD
View
A
Retailer 5
-
$271 USD
View
A
Retailer 6
-
$307 USD
HK$2,400 HKD
View
A
Retailer 7
-
$345 USD
View
B+
Retailer 8
-
$464 USD
View
B+
Retailer 9
-
$504 USD
£396 GBP
View
B+
Retailer 10
-
$505 USD
View
B
Retailer 11
-
$871 USD
View
B
Retailer 12
-
$875 USD
View
B
Retailer 13
-
$924 USD
View
B
Retailer 14
-
$1,020 USD
View
B
Retailer 15
-
$1,088 USD
£857 GBP
View
Most Expensive
B
Reve Diamonds
02E8E8E75 · Oct 30
$1,253 USD
View
15 more retailers have this diamond
Prices start from $219 USDSave up to $1,034 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.

A
1.01ct Radiant
$219 USD