CaratHunter
Plans
Round|Lab Grown|IGI

5.53ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG687507324

Shape and cutting style on the report: Round brilliant

Certificate IGI LG687507324

Diamond specifications and retailer prices

From $797 USD
As of October 29, 2026
Save $2,466 USD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,950 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 5.53ct lab-grown round diamond

This 5.53ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687507324 or 687507324. Listed at 16 retailers as of October 29, 2026, with a 309% 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

5.53
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687507324
Dimensions11.33 × 11.28 × 6.98 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
11.33 mm11.28 mm5.53 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687507324
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.8%

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: $4,950 USD|Low: $708 USD|High: $5,010 USD|Avg: $1,790 USD|-1.2%
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
October 31, 2026
Retailer 14$712 USD
Retailer 7$797 USD
Retailer 15$826 USD
Retailer 12$1,020 USD
Retailer 10$1,182 USD
Retailer 13$1,227 USD
Retailer 2$1,321 USD
Retailer 9$1,372 USD
Retailer 11$2,036 USD
Retailer 4$2,324 USD
Retailer 5$2,639 USD
Retailer 3$2,697 USD
Retailer 6$2,849 USD
Retailer 8$3,263 USD
Rare Carat$4,950 USD

37 data points across 15 retailers

16 retailers$797 USD to $3,263 USD

Retailer 1
-
$712 USD
Price last confirmed 12 days ago
Retailer 2
-
$775 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$797 USD
View
Final sale: no returns
Retailer 4
-
$826 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$826 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,020 USD
View
B+
Retailer 7
-
$1,182 USD
View
A
Retailer 8
-
$1,227 USD
View
B+
Retailer 9
-
$1,321 USD
£1,040 GBP
View
B+
Retailer 10
-
$2,036 USD
View
Retailer 11
-
$2,324 USD
View
Price last confirmed 13 days ago
B
Retailer 12
-
$2,639 USD
View
B
Retailer 13
-
$2,697 USD
View
B
Retailer 14
-
$2,849 USD
View
B
Retailer 15
-
$3,263 USD
£2,569 GBP
View
Most Expensive
Rare Carat
D-1-A_l_687507324 · Oct 18
$4,950 USD
View
Price last confirmed 13 days ago
15 more retailers have this diamond
Prices start from $797 USDSave up to $2,466 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
5.53ct Round
$797 USD