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Round|Lab Grown|IGI

5.52ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG671462699

Shape and cutting style on the report: Round brilliant

Certificate IGI LG671462699

Diamond specifications and retailer prices

From $1,111 USD
As of October 29, 2026
Save $3,396 USD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,990 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 5.52ct lab-grown round diamond

This 5.52ct lab-grown round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG671462699 or 671462699. Listed at 17 retailers as of October 29, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.52
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671462699
Dimensions11.28 × 11.32 × 6.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.28 mm11.32 mm5.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671462699
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

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 29
Current: $4,990 USD|Low: $1,111 USD|High: $5,720 USD|Avg: $2,502 USD|-0.5%
Rare Carat
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
October 30, 2026
Retailer 19$1,111 USD
Retailer 14$1,118 USD
Retailer 7$1,209 USD
Retailer 9$1,243 USD
Retailer 5$1,289 USD
Retailer 18$1,289 USD
Retailer 10$1,362 USD
Retailer 4$1,719 USD
Retailer 2$1,861 USD
Retailer 13$1,985 USD
Retailer 16$2,051 USD
Retailer 6$2,416 USD
Retailer 15$2,614 USD
Retailer 3$3,538 USD
Retailer 17$3,910 USD
Retailer 12$4,163 USD
Retailer 8$4,507 USD
Rare Carat$4,990 USD
Retailer 11$5,720 USD

21 data points across 19 retailers

17 retailers$1,111 USD to $4,507 USD

A
Cheapest Retailer
-
$1,111 USD
Retailer 2
-
$1,118 USD
£880 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,209 USD
View
A
Retailer 4
-
$1,243 USD
View
Final sale: no returns
Retailer 5
-
$1,289 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$1,289 USD
View
B+
Retailer 7
-
$1,719 USD
View
B+
Retailer 8
-
$1,861 USD
£1,465 GBP
View
B+
Retailer 9
-
$1,985 USD
View
B+
Retailer 10
-
$2,051 USD
View
B
Retailer 11
-
$2,416 USD
View
B
Retailer 12
-
$2,614 USD
View
B
Retailer 13
-
$3,538 USD
View
B
Retailer 14
-
$3,910 USD
View
B
Retailer 15
-
$4,163 USD
£3,278 GBP
View
B
Retailer 16
-
$4,507 USD
View
Most Expensive
Rare Carat
134_l_671462699 · Oct 18
$4,990 USD
View
Price last confirmed 12 days ago
16 more retailers have this diamond
Prices start from $1,111 USDSave up to $3,396 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
5.52ct Round
$1,111 USD