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Emerald|Lab Grown|GIA

3.18ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • GIA 1503915345

Certificate GIA 1503915345

Diamond specifications and retailer prices

From $803 SGD
$628 USD
As of October 27, 2026
Save $3,126 SGD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,929 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 3.18ct lab-grown emerald diamond

This 3.18ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1503915345. Listed at 15 retailers as of October 26, 2026, with prices from $803 to $3,929, a $3,126 spread on the same certified stone. MOH London lists it at $3,929. 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

3.18
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1503915345
Dimensions9.98 × 6.98 × 4.77 mm
L/W Ratio1.43
Top View
9.98 mm6.98 mm3.18 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1503915345
Side View
Table 65.0%CrownGirdlePavilionCulet: NoneDepth 68.2%

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 27
Current: $3,929 SGD|Low: $771 SGD|High: $3,970 SGD|Avg: $1,483 SGD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8$803 SGD
Retailer 7$873 SGD
Retailer 5$899 SGD
Retailer 10$931 SGD
Retailer 11$931 SGD
Retailer 13$1,151 SGD
Retailer 2$1,223 SGD
Retailer 4$1,330 SGD
Retailer 6$1,438 SGD
Retailer 3$1,523 SGD
Retailer 12$2,379 SGD
Retailer 9$2,618 SGD
MOH London$3,929 SGD

36 data points across 13 retailers

15 retailers$803 SGD to $3,929 SGD

A
Cheapest Retailer
-
$803 SGD
$628 USD
A
Retailer 2
-
$873 SGD
$683 USD
View
A
Retailer 3
-
$899 SGD
$703 USD
View
Final sale: no returns
Retailer 4
-
$931 SGD
$728 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$931 SGD
$728 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,151 SGD
$900 USD
View
A
Retailer 7
-
$1,223 SGD
£753 GBP
View
B+
Retailer 8
-
$1,330 SGD
$1,040 USD
View
B+
Retailer 9
-
$1,438 SGD
£886 GBP
View
B+
Retailer 10
-
$1,523 SGD
$1,191 USD
View
Retailer 11
-
$2,379 SGD
$1,861 USD
View
Price last confirmed 11 days ago
Retailer 12
-
$2,618 SGD
$2,048 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
$2,891 SGD
$2,262 USD
View
B
Retailer 14
-
$3,215 SGD
$2,515 USD
View
Most Expensive
B
MOH London
1503915345 · Oct 26
$3,929 SGD
£2,420 GBP
View
14 more retailers have this diamond
Prices start from $803 SGDSave up to $3,126 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
3.18ct Emerald
$803 SGD