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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 $1,052 NZD
$593 USD
As of October 30, 2026
Save $6,143 NZD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,195 NZD 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 $1,052 to $7,195, a $6,143 spread on the same certified stone. Rare Carat lists it at $7,195. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $7,195 NZD|Low: $1,052 NZD|High: $9,670 NZD|Avg: $3,492 NZD|-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 31, 2026
Retailer 12$1,052 NZD
Retailer 19$1,178 NZD
Retailer 3$1,221 NZD
Retailer 11$1,304 NZD
Retailer 18$1,535 NZD
Retailer 4$2,001 NZD
Retailer 13$2,022 NZD
Retailer 2$2,133 NZD
Retailer 17$2,241 NZD
Retailer 6$2,392 NZD
Retailer 5$2,942 NZD
Retailer 9$3,428 NZD
Retailer 7$3,786 NZD
Retailer 8$4,218 NZD
Retailer 14$4,274 NZD
Retailer 10$4,437 NZD
Retailer 16$5,690 NZD
Retailer 20$6,219 NZD
Retailer 15$7,044 NZD
Rare Carat$7,195 NZD

30 data points across 20 retailers

21 retailers$1,052 NZD to $7,195 NZD

A
Cheapest Retailer
-
$1,052 NZD
$593 USD
A
Retailer 2
-
$1,178 NZD
$664 USD
View
A
Retailer 3
-
$1,221 NZD
$688 USD
View
Final sale: no returns
Retailer 4
-
$1,301 NZD
$733 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,304 NZD
$735 USD
View
A
Retailer 6
-
$1,535 NZD
$865 USD
View
A
Retailer 7
-
$2,001 NZD
$1,128 USD
View
A
Retailer 8
-
$2,022 NZD
£897 GBP
View
A
Retailer 9
-
$2,133 NZD
€1,145 EUR
View
B+
Retailer 10
-
$2,241 NZD
ZAR 20,400 ZAR
View
B+
Retailer 11
-
$2,392 NZD
$1,348 USD
View
B+
Retailer 12
-
$2,942 NZD
$1,658 USD
View
B+
Retailer 13
-
$3,428 NZD
$1,932 USD
View
B+
Retailer 14
-
$3,786 NZD
£1,680 GBP
View
B+
Retailer 15
-
$4,218 NZD
$2,377 USD
View
B+
Retailer 16
-
$4,274 NZD
$2,409 USD
View
B+
Retailer 17
-
$4,437 NZD
SGD 3,379 SGD
View
B
Retailer 18
-
$5,690 NZD
£2,525 GBP
View
B
Retailer 19
-
$6,219 NZD
$3,505 USD
View
B
Retailer 20
-
$7,044 NZD
$3,970 USD
View
Most Expensive
B
Rare Carat
PD-238262 · Oct 28
$7,195 NZD
$4,055 USD
View
20 more retailers have this diamond
Prices start from $1,052 NZDSave up to $6,143 NZD

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
$1,052 NZD