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Radiant|Lab Grown|IGI

0.71ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG520299947

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

Certificate IGI LG520299947

Diamond specifications and retailer prices

From $233 NZD
$131 USD
As of October 30, 2026
Save $2,010 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,243 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.71ct lab-grown radiant diamond

This 0.71ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG520299947 or 520299947. Listed at 17 retailers as of October 29, 2026, with prices from $233 to $2,243, a $2,010 spread on the same certified stone. Do Amore Diamonds lists it at $2,243. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.71
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520299947
Dimensions6.35 × 4.32 × 2.97 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.35 mm4.32 mm0.71 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520299947
Side View
Table 64.5%Crown 47.8°Girdle: Slightly ThickPavilion 34.5°Culet: NoneDepth 68.8%

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: $550 NZD|Low: $262 NZD|High: $1,513 NZD|Avg: $751 NZD|+4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 9$262 NZD
Retailer 4$418 NZD
Retailer 7$548 NZD
Retailer 1$550 NZD
Retailer 2$640 NZD
Retailer 8$661 NZD
Retailer 5$908 NZD
Retailer 6$985 NZD
Retailer 10$1,140 NZD
Retailer 3$1,504 NZD

39 data points across 10 retailers

17 retailers$233 NZD to $2,243 NZD

A
Cheapest Retailer
-
$233 NZD
$131 USD
B+
Retailer 2
-
$262 NZD
$147 USD
View
Final sale: no returns
B+
Retailer 3
-
$271 NZD
$152 USD
View
B+
Retailer 4
-
$290 NZD
$163 USD
View
B+
Retailer 5
-
$290 NZD
$163 USD
View
Retailer 6
-
$418 NZD
$235 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$548 NZD
$308 USD
View
B+
Retailer 8
-
$550 NZD
£243 GBP
View
B+
Retailer 9
-
$661 NZD
$371 USD
View
B+
Retailer 10
-
$908 NZD
$510 USD
View
B
Retailer 11
-
$985 NZD
$553 USD
View
B
Retailer 12
-
$1,029 NZD
$578 USD
View
B
Retailer 13
-
$1,096 NZD
£485 GBP
View
B
Retailer 14
-
$1,339 NZD
$752 USD
View
B
Retailer 15
-
$1,504 NZD
£665 GBP
View
C
Retailer 16
-
$1,741 NZD
$978 USD
View
Most Expensive
C
Do Amore Diamonds
27-A06538D53 · Oct 29
$2,243 NZD
$1,260 USD
View
16 more retailers have this diamond
Prices start from $233 NZDSave up to $2,010 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
0.71ct Radiant
$233 NZD