Radiant|Lab Grown|IGI

1.74ct E IF Radiant Lab Grown Diamond

E/IF

Diamond specifications and retailer prices

From $342 USD
As of October 28, 2026
Save $2,383 USD (87%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,725 USD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.74ct lab-grown radiant diamond

This 1.74ct 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) and certified by IGI. Listed at 3 retailers as of October 28, 2026, with prices from $342 to $2,725, a $2,383 spread on the same certified stone. Helzberg Diamonds lists it at $2,725. 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

1.74
Carat
E
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.22 × 5.92 × 4.07 mm
L/W Ratio1.39
Top View
8.22 mm5.92 mm1.74 ctE / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 64.0%CrownGirdle: MediumPavilionCuletDepth 68.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: $2,725 USD|Low: $295 USD|High: $3,007 USD|Avg: $1,130 USD|-9.4%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 14, 2026
Retailer 4$295 USD
Retailer 2$342 USD
Retailer 3$366 USD
Retailer 5$366 USD
Retailer 6$1,176 USD
Helzberg Diamonds$2,725 USD

10 data points across 6 retailers

3 retailers$342 USD to $2,725 USD

B+
Cheapest Retailer
-
$342 USD
B+
Retailer 2
-
$1,176 USD
View
Most Expensive
C
Helzberg Diamonds
ZXZOHOMLKILK · Oct 29
$2,725 USD
View
2 more retailers have this diamond
Prices start from $342 USDSave up to $2,383 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+
1.74ct Radiant
$342 USD