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Radiant|Lab Grown|IGI

1.70ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG825659955

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

Certificate IGI LG825659955

Diamond specifications and retailer prices

From $844 AUD
$593 USD
As of October 30, 2026
Save $4,929 AUD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,773 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.7ct lab-grown radiant diamond

This 1.7ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825659955 or 825659955. Listed at 21 retailers as of October 28, 2026, with prices from $844 to $5,773, a $4,929 spread on the same certified stone. Rare Carat lists it at $5,773. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825659955
Dimensions8.03 × 5.94 × 4.10 mm
L/W Ratio1.35
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
8.03 mm5.94 mm1.70 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825659955
Side View
Table 64.0%Crown 45.9°Girdle: MediumPavilion 35.6°Culet: NoneDepth 69.0%

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: $5,773 AUD|Low: $844 AUD|High: $7,759 AUD|Avg: $2,823 AUD|-1.1%
Rare Carat
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
Retailer 19
Retailer 20
October 30, 2026
Retailer 12$844 AUD
Retailer 18$945 AUD
Retailer 3$979 AUD
Retailer 11$1,046 AUD
Retailer 17$1,231 AUD
Retailer 4$1,606 AUD
Retailer 14$1,636 AUD
Retailer 20$1,707 AUD
Retailer 16$1,798 AUD
Retailer 6$1,919 AUD
Retailer 5$2,360 AUD
Retailer 9$2,750 AUD
Retailer 7$3,037 AUD
Retailer 8$3,384 AUD
Retailer 2$3,429 AUD
Retailer 10$3,560 AUD
Retailer 15$4,565 AUD
Retailer 19$4,990 AUD
Retailer 13$5,652 AUD
Rare Carat$5,773 AUD

30 data points across 20 retailers

21 retailers$844 AUD to $5,773 AUD

A
Cheapest Retailer
-
$844 AUD
$593 USD
A
Retailer 2
-
$945 AUD
$664 USD
View
A
Retailer 3
-
$979 AUD
$688 USD
View
Final sale: no returns
Retailer 4
-
$1,043 AUD
$733 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,046 AUD
$735 USD
View
A
Retailer 6
-
$1,231 AUD
$865 USD
View
A
Retailer 7
-
$1,606 AUD
$1,128 USD
View
A
Retailer 8
-
$1,636 AUD
£905 GBP
View
Retailer 9
-
$1,707 AUD
€1,142 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$1,798 AUD
ZAR 20,400 ZAR
View
B+
Retailer 11
-
$1,919 AUD
$1,348 USD
View
B+
Retailer 12
-
$2,360 AUD
$1,658 USD
View
B+
Retailer 13
-
$2,750 AUD
$1,932 USD
View
B+
Retailer 14
-
$3,037 AUD
£1,680 GBP
View
B+
Retailer 15
-
$3,384 AUD
$2,377 USD
View
B+
Retailer 16
-
$3,429 AUD
$2,409 USD
View
B+
Retailer 17
-
$3,560 AUD
SGD 3,379 SGD
View
B
Retailer 18
-
$4,565 AUD
£2,525 GBP
View
B
Retailer 19
-
$4,990 AUD
$3,505 USD
View
B
Retailer 20
-
$5,652 AUD
$3,970 USD
View
Most Expensive
B
Rare Carat
PD-238262 · Oct 28
$5,773 AUD
$4,055 USD
View
20 more retailers have this diamond
Prices start from $844 AUDSave up to $4,929 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
1.70ct Radiant
$844 AUD