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Round|Lab Grown|IGI

5.00ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG674505460

Shape and cutting style on the report: Round brilliant

Certificate IGI LG674505460

Diamond specifications and retailer prices

From $1,195 USD
€1,138 EUR
As of October 29, 2026
Save $2,033 USD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,390 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5ct lab-grown round diamond

This 5ct 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 LG674505460 or 674505460. Listed at 15 retailers as of October 29, 2026, with a 170% 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

5.00
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674505460
Dimensions11.00 × 10.94 × 6.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.00 mm10.94 mm5.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674505460
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,390 USD|Low: $623 USD|High: $8,560 USD|Avg: $2,703 USD|-25.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8$709 USD
Retailer 5$1,195 USD
Retailer 9$1,245 USD
Retailer 10$1,273 USD
Retailer 2$1,306 USD
Retailer 3$1,328 USD
Retailer 6$2,014 USD
Retailer 11$2,600 USD
Retailer 4$3,228 USD
Retailer 7$4,670 USD
Brilliant Earth$6,390 USD

35 data points across 11 retailers

15 retailers$1,195 USD to $3,228 USD

Retailer 1
-
$617 USD
Price last confirmed 37 days ago
Retailer 2
-
$691 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$709 USD
£558 GBP
View
Price last confirmed 13 days ago
Retailer 4
-
$755 USD
View
Price last confirmed 33 days ago
B+
Retailer 5
-
$1,195 USD
€1,138 EUR
View
B+
Retailer 6
-
$1,245 USD
View
B+
Retailer 7
-
$1,273 USD
View
B+
Retailer 8
-
$1,306 USD
£1,029 GBP
View
B+
Retailer 9
-
$1,328 USD
View
Retailer 10
-
$2,011 USD
View
Price last confirmed 34 days ago
B
Retailer 11
-
$2,014 USD
View
B
Retailer 12
-
$2,600 USD
View
B
Retailer 13
-
$3,228 USD
£2,542 GBP
View
Retailer 14
-
$4,670 USD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
12845547A · Oct 30
$6,390 USD
View
Price under review
14 more retailers have this diamond
Prices start from $1,195 USDSave up to $2,033 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.

B+
5.00ct Round
$1,195 USD