CaratHunter
Plans
Radiant|Lab Grown|IGI

1.71ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG729574229

Certificate IGI LG729574229

Diamond specifications and retailer prices

From $3,430 NZD
$1,927 USD
As of October 29, 2026
Save $5,027 NZD (59%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,457 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown radiant diamond

This 1.71ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729574229 or 729574229. Listed at 3 retailers as of October 29, 2026, with prices from $3,430 to $8,457, a $5,027 spread on the same certified stone. Do Amore Diamonds lists it at $8,457. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG729574229
Dimensions8.48 × 5.93 × 3.96 mm
L/W Ratio1.43
Top View
8.48 mm5.93 mm1.71 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729574229
Side View
Table 64.0%CrownGirdle: MediumPavilionCulet: NoneDepth 66.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $8,457 NZD|Low: $3,430 NZD|High: $8,457 NZD|Avg: $6,176 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
October 4, 2026
Retailer 3$3,430 NZD
Retailer 2$6,534 NZD
Do Amore Diamonds$8,457 NZD

2 data points across 3 retailers

3 retailers$3,430 NZD to $8,457 NZD

B+
Cheapest Retailer
-
$3,430 NZD
$1,927 USD
B
Retailer 2
-
$6,534 NZD
$3,670 USD
View
Most Expensive
B
Do Amore Diamonds
24-567-1090 · Oct 30
$8,457 NZD
$4,750 USD
View
2 more retailers have this diamond
Prices start from $3,430 NZDSave up to $5,027 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.

B+
1.71ct Radiant
$3,430 NZD