Round|Lab Grown|IGI

4.54ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG821659223

Certificate IGI LG821659223

Diamond specifications and retailer prices

From $5,385 USD
Save $28,443 USD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $33,828 USD at With Clarity
View at With Clarity

About this 4.54ct lab-grown round diamond

This 4.54ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821659223 or 821659223. Listed at 16 retailers, with prices from $5,385 to $33,828 at With Clarity, a $28,443 spread on the same certified stone. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.54
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821659223
Dimensions10.59 × 10.66 × 6.55 mm
L/W Ratio1.01
Girdle conditionFaceted
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
10.59 mm10.66 mm4.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821659223
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $10,337 USD|Low: $5,385 USD|High: $33,151 USD|Avg: $14,244 USD|+1.2%
Retailer 1
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
With Clarity
October 1, 2026
Retailer 4$5,385 USD
Retailer 7$6,246 USD
Retailer 14$6,736 USD
Retailer 10$8,461 USD
Retailer 3$9,810 USD
Retailer 1$10,337 USD
Retailer 15$10,607 USD
Retailer 12$12,370 USD
Retailer 11$13,729 USD
Retailer 9$13,931 USD
Retailer 8$14,157 USD
Retailer 13$17,179 USD
Retailer 6$17,960 USD
Retailer 5$23,424 USD
Retailer 2$27,830 USD
With Clarity$33,151 USD

37 data points across 16 retailers

16 retailers$5,385 USD to $33,828 USD

A
Cheapest Retailer
-
$5,385 USD
A
Retailer 2
-
$6,246 USD
CA$8,674 CAD
View
A
Retailer 3
-
$6,736 USD
View
B+
Retailer 4
-
$8,480 USD
£6,677 GBP
View
B+
Retailer 5
-
$9,810 USD
View
B+
Retailer 6
-
$10,337 USD
€9,845 EUR
View
B+
Retailer 7
-
$10,607 USD
A$16,318 AUD
View
B+
Retailer 8
-
$12,370 USD
View
B+
Retailer 9
-
$13,729 USD
£10,810 GBP
View
B
Retailer 10
-
$13,931 USD
ZAR 225,050 ZAR
View
B+
Retailer 11
-
$14,157 USD
A$21,780 AUD
View
B
Retailer 12
-
$17,179 USD
View
B
Retailer 13
-
$17,960 USD
View
B
Retailer 14
-
$23,424 USD
View
B
Retailer 15
-
$27,830 USD
View
Most Expensive
B
With Clarity
821659223 · Sep 30
$33,828 USD
View
15 more retailers have this diamond
Prices start from $5,385 USDSave up to $28,443 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.

A
4.54ct Round
$5,385 USD