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Round|Lab Grown|IGI

5.08ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG687595353

Shape and cutting style on the report: Round brilliant

Certificate IGI LG687595353

Diamond specifications and retailer prices

From $1,450 SGD
$1,131 USD
As of October 30, 2026
Save $3,523 SGD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,973 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.08ct lab-grown round diamond

This 5.08ct 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 LG687595353 or 687595353. Listed at 15 retailers as of October 29, 2026, with prices from $1,450 to $4,973, a $3,523 spread on the same certified stone. Brilliant Earth lists it at $4,973. 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

5.08
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687595353
Dimensions11.05 × 11.02 × 6.78 mm
L/W Ratio1.00
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
11.05 mm11.02 mm5.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687595353
Side View
Table 57.0%Crown 35.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $4,973 SGD|Low: $943 SGD|High: $5,127 SGD|Avg: $2,369 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 12$943 SGD
Retailer 10$1,176 SGD
Retailer 11$1,450 SGD
Retailer 7$1,455 SGD
Retailer 2$1,470 SGD
Retailer 3$1,492 SGD
Retailer 6$1,519 SGD
Retailer 4$2,096 SGD
Retailer 8$2,339 SGD
Retailer 9$3,941 SGD
Retailer 5$4,115 SGD
Brilliant Earth$4,973 SGD

37 data points across 12 retailers

15 retailers$1,450 SGD to $4,973 SGD

Retailer 1
-
$760 SGD
$593 USD
Price last confirmed 35 days ago
Retailer 2
-
$851 SGD
$664 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$931 SGD
$726 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$1,176 SGD
£723 GBP
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$1,450 SGD
$1,131 USD
View
B+
Retailer 6
-
$1,455 SGD
$1,135 USD
View
A
Retailer 7
-
$1,470 SGD
£903 GBP
View
A
Retailer 8
-
$1,492 SGD
$1,164 USD
View
A
Retailer 9
-
$1,519 SGD
€1,129 EUR
View
B+
Retailer 10
-
$2,096 SGD
$1,635 USD
View
B+
Retailer 11
-
$2,339 SGD
$1,825 USD
View
Retailer 12
-
$2,480 SGD
$1,935 USD
View
Price last confirmed 32 days ago
Retailer 13
-
$3,941 SGD
$3,075 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
$4,115 SGD
£2,528 GBP
View
Most Expensive
B
Brilliant Earth
13402129A · Oct 29
$4,973 SGD
$3,880 USD
View
14 more retailers have this diamond
Prices start from $1,450 SGDSave up to $3,523 SGD

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
5.08ct Round
$1,450 SGD