CaratHunter
Plans
Radiant|Lab Grown|IGI

1.71ct D IF Radiant Lab Grown Diamond

D/IF

Diamond specifications and retailer prices

From $818 USD
£644 GBP
As of October 30, 2026
2 retailers carry this diamond
Most expensive: $1,383 USD at MoiMoi Australia · As of October 22, 2026
View at MoiMoi Australia

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 D colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI. Listed at 2 retailers as of October 30, 2026. 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

1.71
Carat
D
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.35 × 6.19 × 3.94 mm
L/W Ratio1.35
Top View
8.35 mm6.19 mm1.71 ctD / IF
OriginLab Grown
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.7%

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 30
Current: $1,383 USD|Low: $815 USD|High: $1,401 USD|Avg: $1,055 USD|-0.1%
MoiMoi Australia
Retailer 2
October 30, 2026
Retailer 2$818 USD
MoiMoi Australia$1,383 USD

29 data points across 2 retailers

2 retailers

B+
Cheapest Retailer
-
$818 USD
£644 GBP
Most Expensive
MoiMoi Australia
106535217 · Oct 22
$1,383 USD
A$2,127 AUD
View
Price last confirmed 9 days ago
1 more retailer has this diamond
Prices start from $818 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.

B+
1.71ct Radiant
$818 USD