CaratHunter
Plans
Radiant|Lab Grown|IGI

1.76ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG737505466

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

Certificate IGI LG737505466

Diamond specifications and retailer prices

From $344 USD
As of October 27, 2026
Save $4,276 USD (93%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,620 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.76ct lab-grown radiant diamond

This 1.76ct 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 LG737505466 or 737505466. Listed at 26 retailers as of October 27, 2026, with prices from $344 to $4,620, a $4,276 spread on the same certified stone. Brilliant Earth lists it at $4,620. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.76
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737505466
Dimensions8.42 × 5.94 × 4.09 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.42 mm5.94 mm1.76 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737505466
Side View
Table 62.0%Crown 42.6°Girdle: MediumPavilion 36.1°Culet: NoneDepth 68.9%

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 27
Current: $4,620 USD|Low: $344 USD|High: $4,620 USD|Avg: $1,298 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
October 29, 2026
Retailer 7$344 USD
Retailer 12$384 USD
Retailer 18$399 USD
Retailer 4$426 USD
Retailer 23$426 USD
Retailer 19$441 USD
Retailer 25$474 USD
Retailer 22$580 USD
Retailer 24$685 USD
Retailer 14$686 USD
Retailer 8$692 USD
Retailer 21$732 USD
Retailer 2$763 USD
Retailer 20$989 USD
Retailer 5$1,250 USD
Retailer 9$1,353 USD
Retailer 16$1,361 USD
Retailer 3$1,370 USD
Retailer 10$1,412 USD
Retailer 17$1,610 USD
Retailer 15$1,652 USD
Retailer 6$1,661 USD
Retailer 13$1,674 USD
Retailer 11$2,685 USD
Brilliant Earth$4,620 USD

27 data points across 25 retailers

26 retailers$344 USD to $4,620 USD

A
Cheapest Retailer
-
$344 USD
A
Retailer 2
-
$384 USD
View
Final sale: no returns
A
Retailer 3
-
$399 USD
View
A
Retailer 4
-
$426 USD
View
A
Retailer 5
-
$426 USD
View
A
Retailer 6
-
$441 USD
£347 GBP
View
A
Retailer 7
-
$474 USD
HK$3,700 HKD
View
A
Retailer 8
-
$580 USD
View
A
Retailer 9
-
$685 USD
€652 EUR
View
A
Retailer 10
-
$686 USD
View
A
Retailer 11
-
$692 USD
View
A
Retailer 12
-
$732 USD
ZAR 11,829 ZAR
View
A
Retailer 13
-
$763 USD
£601 GBP
View
A
Retailer 14
-
$989 USD
A$1,521 AUD
View
B+
Retailer 15
-
$1,250 USD
View
B+
Retailer 16
-
$1,353 USD
View
B+
Retailer 17
-
$1,361 USD
SGD 1,839 SGD
View
B+
Retailer 18
-
$1,370 USD
View
B+
Retailer 19
-
$1,412 USD
View
B+
Retailer 20
-
$1,501 USD
View
B+
Retailer 21
-
$1,610 USD
View
B+
Retailer 22
-
$1,652 USD
View
B+
Retailer 23
-
$1,661 USD
£1,308 GBP
View
B+
Retailer 24
-
$1,674 USD
£1,318 GBP
View
B+
Retailer 25
-
$2,685 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
19056233A · Oct 29
$4,620 USD
View
25 more retailers have this diamond
Prices start from $344 USDSave up to $4,276 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
1.76ct Radiant
$344 USD