CaratHunter
Plans
Radiant|Lab Grown|IGI

5.03ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG670481000

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

Certificate IGI LG670481000

Diamond specifications and retailer prices

From $822 AUD
$576 USD
As of November 2, 2026
Save $3,600 AUD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,422 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG670481000 or 670481000. Listed at 15 retailers as of November 1, 2026, with prices from $822 to $4,422, a $3,600 spread on the same certified stone. MOH London lists it at $4,422. 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

5.03
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670481000
Dimensions11.99 × 8.42 × 5.62 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.99 mm8.42 mm5.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670481000
Side View
Table 65.0%Crown 44.9°Girdle: STK-THKPavilion 35.2°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: Nov 2
Current: $4,422 AUD|Low: $822 AUD|High: $7,720 AUD|Avg: $2,731 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 7$822 AUD
Retailer 6$920 AUD
Retailer 13$1,019 AUD
Retailer 2$1,066 AUD
Retailer 16$1,132 AUD
Retailer 14$1,206 AUD
Retailer 15$1,538 AUD
Retailer 11$1,555 AUD
Retailer 5$1,565 AUD
Retailer 10$1,591 AUD
Retailer 3$1,855 AUD
Retailer 12$2,527 AUD
Retailer 17$2,678 AUD
Retailer 4$4,395 AUD
MOH London$4,422 AUD
Retailer 8$7,715 AUD
Retailer 9$7,720 AUD

7 data points across 17 retailers

15 retailers$822 AUD to $4,422 AUD

A
Cheapest Retailer
-
$822 AUD
$576 USD
A
Retailer 2
-
$920 AUD
$645 USD
View
A
Retailer 3
-
$1,019 AUD
$714 USD
View
A
Retailer 4
-
$1,066 AUD
£588 GBP
View
A
Retailer 5
-
$1,132 AUD
HK$6,200 HKD
View
A
Retailer 6
-
$1,206 AUD
$845 USD
View
B+
Retailer 7
-
$1,538 AUD
$1,078 USD
View
B+
Retailer 8
-
$1,555 AUD
€1,038 EUR
View
B+
Retailer 9
-
$1,565 AUD
$1,097 USD
View
A
Retailer 10
-
$1,591 AUD
£878 GBP
View
B+
Retailer 11
-
$1,855 AUD
$1,300 USD
View
B+
Retailer 12
-
$2,527 AUD
$1,771 USD
View
B
Retailer 13
-
$2,678 AUD
$1,877 USD
View
B
Retailer 14
-
$4,395 AUD
$3,080 USD
View
Most Expensive
B
MOH London
LG670481000 · Nov 1
$4,422 AUD
£2,440 GBP
View
14 more retailers have this diamond
Prices start from $822 AUDSave up to $3,600 AUD

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
5.03ct Radiant
$822 AUD