CaratHunter
Plans
Radiant|Lab Grown|IGI

1.00ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG800610785

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

Certificate IGI LG800610785

Diamond specifications and retailer prices

From $210 AUD
As of November 6, 2026
Save $1,266 AUD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,475 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1ct lab-grown radiant diamond

This 1ct 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 LG800610785 or 800610785. Listed at 18 retailers as of November 6, 2026, with prices from $210 to $1,475, a $1,266 spread on the same certified stone. Reve Diamonds lists it at $1,475. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800610785
Dimensions7.39 × 4.80 × 3.08 mm
L/W Ratio1.54
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.39 mm4.80 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800610785
Side View
Table 63.0%Crown 26.2°Girdle: STK-THKPavilion 34.6°Culet: NoneDepth 64.2%

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 6
Current: $448 AUD|Low: $196 AUD|High: $1,475 AUD|Avg: $537 AUD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Reve Diamonds
November 6, 2026
Retailer 2$210 AUD
Retailer 14$243 AUD
Retailer 11$253 AUD
Retailer 6$259 AUD
Retailer 8$309 AUD
Retailer 9$441 AUD
Retailer 1$448 AUD
Retailer 15$457 AUD
Retailer 3$482 AUD
Retailer 4$492 AUD
Retailer 12$680 AUD
Retailer 13$834 AUD
Retailer 5$914 AUD
Retailer 7$917 AUD
Retailer 10$1,208 AUD
Reve Diamonds$1,475 AUD

37 data points across 16 retailers

18 retailers$210 AUD to $1,475 AUD

A
Cheapest Retailer
-
$210 AUD
A
Retailer 2
-
$243 AUD
View
A
Retailer 3
-
$253 AUD
View
Final sale: no returns
Retailer 4
-
$253 AUD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$259 AUD
View
A
Retailer 6
-
$309 AUD
View
A
Retailer 7
-
$441 AUD
View
A
Retailer 8
-
$448 AUD
View
A
Retailer 9
-
$457 AUD
View
A
Retailer 10
-
$482 AUD
View
A
Retailer 11
-
$492 AUD
View
B+
Retailer 12
-
$680 AUD
View
B+
Retailer 13
-
$834 AUD
View
Retailer 14
-
$879 AUD
View
Price last confirmed 103 days ago
B
Retailer 15
-
$914 AUD
View
B
Retailer 16
-
$917 AUD
View
B
Retailer 17
-
$1,208 AUD
View
Most Expensive
B
Reve Diamonds
0CA34C042 · Nov 6
$1,475 AUD
$1,014 USD
View
17 more retailers have this diamond
Prices start from $210 AUDSave up to $1,266 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
1.00ct Radiant
$210 AUD