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 $177 USD
As of October 30, 2026
Save $1,792 USD (91%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,969 USD 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 $177 to $1,969, a $1,792 spread on the same certified stone. Queensmith lists it at $1,969. 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
Color
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: $1,132 USD|Low: $171 USD|High: $1,700 USD|Avg: $658 USD|-1.8%
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$177 USD
Retailer 11$197 USD
Retailer 20$205 USD
Retailer 6$219 USD
Retailer 10$219 USD
Retailer 12$249 USD
Retailer 8$314 USD
Retailer 17$415 USD
Retailer 15$442 USD
Retailer 3$459 USD
Retailer 18$590 USD
Retailer 4$744 USD
Retailer 2$778 USD
Retailer 13$829 USD
Retailer 9$945 USD
Retailer 14$951 USD
Retailer 7$1,121 USD
Retailer 1$1,132 USD
Retailer 19$1,255 USD
Retailer 16$1,260 USD
Retailer 5$1,700 USD

37 data points across 21 retailers

25 retailers$177 USD to $1,969 USD

A
Cheapest Retailer
-
$177 USD
A
Retailer 2
-
$197 USD
View
Final sale: no returns
A
Retailer 3
-
$205 USD
View
Retailer 4
-
$219 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$219 USD
View
A
Retailer 6
-
$249 USD
£196 GBP
View
A
Retailer 7
-
$314 USD
View
A
Retailer 8
-
$346 USD
HK$2,700 HKD
View
A
Retailer 9
-
$415 USD
ZAR 6,711 ZAR
View
A
Retailer 10
-
$416 USD
View
A
Retailer 11
-
$442 USD
£348 GBP
View
A
Retailer 12
-
$459 USD
View
A
Retailer 13
-
$590 USD
A$908 AUD
View
B+
Retailer 14
-
$744 USD
View
B+
Retailer 15
-
$778 USD
View
B+
Retailer 16
-
$829 USD
SGD 1,120 SGD
View
B+
Retailer 17
-
$945 USD
£744 GBP
View
B+
Retailer 18
-
$951 USD
View
B
Retailer 19
-
$1,121 USD
View
B+
Retailer 20
-
$1,132 USD
£891 GBP
View
Retailer 21
-
$1,235 USD
View
Price last confirmed 10 days ago
Retailer 22
-
$1,255 USD
View
Price last confirmed 10 days ago
B
Retailer 23
-
$1,260 USD
View
B
Retailer 24
-
$1,700 USD
View
Most Expensive
B
Queensmith
LG705509673 · Oct 27
$1,969 USD
£1,550 GBP
View
24 more retailers have this diamond
Prices start from $177 USDSave up to $1,792 USD

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
$177 USD