Radiant|Lab Grown|IGI

1.01ct K SI1 Radiant Lab Grown Diamond

ID • K/SI1 • IGI LG375961067

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

Certificate IGI LG375961067

Diamond specifications and retailer prices

From $394 USD
As of November 6, 2026
Save $1,176 USD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,570 USD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG375961067 or 375961067. Listed at 6 retailers as of November 6, 2026, with prices from $394 to $1,570, a $1,176 spread on the same certified stone. NZ Jewellers lists it at $1,570. 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
K
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG375961067
Dimensions6.93 × 5.19 × 3.25 mm
L/W Ratio1.34
Culet sizePointed
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa.
Top View
6.93 mm5.19 mm1.01 ctK / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG375961067
Side View
Table 69.0%CrownGirdle: MediumPavilionCulet: NoneDepth

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,570 USD|Low: $378 USD|High: $1,570 USD|Avg: $771 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 8, 2026
Retailer 2$394 USD
Retailer 5$441 USD
Retailer 3$488 USD
Retailer 6$488 USD
Retailer 4$775 USD
Retailer 7$1,309 USD
NZ Jewellers$1,570 USD

7 data points across 7 retailers

6 retailers$394 USD to $1,570 USD

A
Cheapest Retailer
-
$394 USD
B+
Retailer 2
-
$441 USD
View
Retailer 3
-
$488 USD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
$488 USD
View
B+
Retailer 5
-
$775 USD
View
Most Expensive
B
NZ Jewellers
b64df7e2-7bfb-4003-ae41-ef80a1eb04c8 · Nov 6
$1,570 USD
View
5 more retailers have this diamond
Prices start from $394 USDSave up to $1,176 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
$394 USD