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Emerald|Lab Grown|GIA

3.15ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1

Diamond specifications and retailer prices

From $1,539 SGD
£946 GBP
As of October 30, 2026
Save $2,087 SGD (58%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,626 SGD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 3.15ct lab-grown emerald diamond

This 3.15ct 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. Listed at 2 retailers as of October 29, 2026, with prices from $1,539 to $3,626, a $2,087 spread on the same certified stone. Blue Nile lists it at $3,626. 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

3.15
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions10.08 × 6.84 × 0.00 mm
L/W Ratio1.47
Top View
10.08 mm6.84 mm3.15 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $3,626 SGD|Low: $879 SGD|High: $4,028 SGD|Avg: $2,074 SGD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 3$879 SGD
Retailer 5$996 SGD
Retailer 7$1,161 SGD
Retailer 2$1,539 SGD
Retailer 6$3,190 SGD
Retailer 4$3,297 SGD
Blue Nile$3,626 SGD

21 data points across 7 retailers

2 retailers$1,539 SGD to $3,626 SGD

B+
Cheapest Retailer
-
$1,539 SGD
£946 GBP
Most Expensive
B
Blue Nile
22181299 · Oct 29
$3,626 SGD
$2,829 USD
View
1 more retailer has this diamond
Prices start from $1,539 SGDSave up to $2,087 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.

B+
3.15ct Emerald
$1,539 SGD