Radiant|Lab Grown|IGI

1.74ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG631403954

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

Certificate IGI LG631403954

Diamond specifications and retailer prices

From $440 USD
As of October 30, 2026
Save $1,468 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,908 USD at MOH London · As of October 26, 2026
View at MOH London

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG631403954 or 631403954. Listed at 12 retailers as of October 26, 2026, with prices from $440 to $1,908, a $1,468 spread on the same certified stone. MOH London lists it at $1,908. 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
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631403954
Dimensions6.84 × 7.01 × 4.01 mm
L/W Ratio1.02
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
6.84 mm7.01 mm1.74 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631403954
Side View
Table 63.0%Crown 35.7°Girdle: Slightly ThickPavilion 31.5°Culet: NoneDepth 58.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,908 USD|Low: $338 USD|High: $2,796 USD|Avg: $1,185 USD|-1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 11$440 USD
Retailer 4$487 USD
Retailer 8$518 USD
Retailer 9$740 USD
Retailer 2$750 USD
Retailer 10$773 USD
Retailer 7$811 USD
Retailer 6$838 USD
Retailer 13$1,604 USD
Retailer 3$1,810 USD
Retailer 12$1,825 USD
MOH London$1,908 USD
Retailer 5$2,240 USD

30 data points across 13 retailers

12 retailers$440 USD to $1,908 USD

A
Cheapest Retailer
-
$440 USD
Final sale: no returns
Retailer 2
-
$487 USD
View
Price last confirmed 14 days ago
Retailer 3
-
$518 USD
£408 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$740 USD
View
A
Retailer 5
-
$750 USD
View
A
Retailer 6
-
$773 USD
View
Retailer 7
-
$811 USD
€772 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
$838 USD
ZAR 13,532 ZAR
View
B+
Retailer 9
-
$1,604 USD
View
B
Retailer 10
-
$1,810 USD
View
B+
Retailer 11
-
$1,825 USD
View
Most Expensive
B
MOH London
LG631403954 · Oct 26
$1,908 USD
£1,502 GBP
View
11 more retailers have this diamond
Prices start from $440 USDSave up to $1,468 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
1.74ct Radiant
$440 USD