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Radiant|Lab Grown|IGI

1.18ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG689562550

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

Certificate IGI LG689562550

Diamond specifications and retailer prices

From $313 AUD
As of November 4, 2026
Save $2,950 AUD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,263 AUD at Yadav Diamonds · As of November 4, 2026
View at Yadav Diamonds

About this 1.18ct lab-grown radiant diamond

This 1.18ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689562550 or 689562550. Listed at 20 retailers as of November 4, 2026, with prices from $313 to $3,263, a $2,950 spread on the same certified stone. Yadav Diamonds lists it at $3,263. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562550
Dimensions7.50 × 5.19 × 3.47 mm
L/W Ratio1.45
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
7.50 mm5.19 mm1.18 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562550
Side View
Table 67.0%Crown 48°Girdle: MediumPavilion 34.2°Culet: NoneDepth 66.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $336 AUD|Low: $290 AUD|High: $3,000 AUD|Avg: $1,124 AUD|-5.2%
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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 14$313 AUD
Retailer 1$336 AUD
Retailer 4$350 AUD
Retailer 9$380 AUD
Retailer 5$389 AUD
Retailer 17$523 AUD
Retailer 7$724 AUD
Retailer 12$804 AUD
Retailer 18$811 AUD
Retailer 8$833 AUD
Retailer 6$1,049 AUD
Retailer 2$1,087 AUD
Retailer 15$1,377 AUD
Retailer 3$1,621 AUD
Retailer 13$1,711 AUD
Retailer 10$1,978 AUD
Retailer 11$2,500 AUD
Retailer 16$3,000 AUD

22 data points across 18 retailers

20 retailers$313 AUD to $3,263 AUD

A
Cheapest Retailer
-
$313 AUD
A
Retailer 2
-
$336 AUD
View
A
Retailer 3
-
$350 AUD
View
Final sale: no returns
Retailer 4
-
$380 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$389 AUD
View
A
Retailer 6
-
$523 AUD
View
A
Retailer 7
-
$724 AUD
View
A
Retailer 8
-
$804 AUD
View
A
Retailer 9
-
$811 AUD
View
A
Retailer 10
-
$833 AUD
View
B+
Retailer 11
-
$1,049 AUD
View
B+
Retailer 12
-
$1,087 AUD
View
B+
Retailer 13
-
$1,377 AUD
View
B+
Retailer 14
-
$1,621 AUD
View
B+
Retailer 15
-
$1,711 AUD
View
Retailer 16
-
$1,978 AUD
View
Price last confirmed 16 days ago
B
Retailer 17
-
$2,500 AUD
View
B
Retailer 18
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$3,000 AUD
View
B
Retailer 19
-
$3,200 AUD
View
Most Expensive
B
Yadav Diamonds
13004996 · Nov 4
$3,263 AUD
$2,284 USD
View
19 more retailers have this diamond
Prices start from $313 AUDSave up to $2,950 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
1.18ct Radiant
$313 AUD