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Radiant|Lab Grown|IGI

1.00ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG705509673

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

Certificate IGI LG705509673

Diamond specifications and retailer prices

From $314 NZD
$177 USD
As of October 30, 2026
Save $3,179 NZD (91%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,493 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1ct lab-grown radiant diamond

This 1ct 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 LG705509673 or 705509673. Listed at 25 retailers as of October 27, 2026, with prices from $314 to $3,493, a $3,179 spread on the same certified stone. Queensmith lists it at $3,493. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705509673
Dimensions7.47 × 5.02 × 3.21 mm
L/W Ratio1.49
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
7.47 mm5.02 mm1.00 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705509673
Side View
Table 59.0%Crown 37.2°Girdle: MediumPavilion 33.3°Culet: NoneDepth 63.9%

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: $2,253 NZD|Low: $303 NZD|High: $3,016 NZD|Avg: $1,163 NZD|-1.6%
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
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 21$314 NZD
Retailer 11$350 NZD
Retailer 20$364 NZD
Retailer 6$389 NZD
Retailer 10$389 NZD
Retailer 16$442 NZD
Retailer 8$557 NZD
Retailer 12$741 NZD
Retailer 17$784 NZD
Retailer 3$814 NZD
Retailer 19$1,047 NZD
Retailer 4$1,320 NZD
Retailer 2$1,380 NZD
Retailer 13$1,471 NZD
Retailer 9$1,677 NZD
Retailer 14$1,687 NZD
Retailer 7$1,989 NZD
Retailer 15$2,008 NZD
Retailer 18$2,236 NZD
Retailer 1$2,253 NZD
Retailer 5$3,016 NZD

37 data points across 21 retailers

25 retailers$314 NZD to $3,493 NZD

A
Cheapest Retailer
-
$314 NZD
$177 USD
A
Retailer 2
-
$350 NZD
$197 USD
View
Final sale: no returns
A
Retailer 3
-
$364 NZD
$205 USD
View
Retailer 4
-
$389 NZD
$219 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$389 NZD
$219 USD
View
A
Retailer 6
-
$442 NZD
£196 GBP
View
A
Retailer 7
-
$557 NZD
$314 USD
View
A
Retailer 8
-
$613 NZD
HK$2,700 HKD
View
A
Retailer 9
-
$738 NZD
$416 USD
View
A
Retailer 10
-
$741 NZD
ZAR 6,747 ZAR
View
A
Retailer 11
-
$784 NZD
£348 GBP
View
A
Retailer 12
-
$814 NZD
$459 USD
View
A
Retailer 13
-
$1,047 NZD
A$908 AUD
View
B+
Retailer 14
-
$1,320 NZD
$744 USD
View
B+
Retailer 15
-
$1,380 NZD
$778 USD
View
B+
Retailer 16
-
$1,471 NZD
SGD 1,120 SGD
View
B+
Retailer 17
-
$1,677 NZD
£744 GBP
View
B+
Retailer 18
-
$1,687 NZD
$951 USD
View
B
Retailer 19
-
$1,989 NZD
$1,121 USD
View
B+
Retailer 20
-
$2,008 NZD
£891 GBP
View
B+
Retailer 21
-
$2,191 NZD
$1,235 USD
View
B
Retailer 22
-
$2,236 NZD
$1,260 USD
View
B
Retailer 23
-
$2,253 NZD
$1,270 USD
View
B
Retailer 24
-
$3,016 NZD
$1,700 USD
View
Most Expensive
B
Queensmith
LG705509673 · Oct 27
$3,493 NZD
£1,550 GBP
View
24 more retailers have this diamond
Prices start from $314 NZDSave up to $3,179 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
1.00ct Radiant
$314 NZD