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Round|Lab Grown|UNKNOWN

0.40ct E I1 Round Lab Grown Diamond

EX • E/I1 • UNKNOWN 3518551855

Certificate UNKNOWN 3518551855

Diamond specifications and retailer prices

From $293 SGD
$229 USD
As of October 30, 2026
Save $252 SGD (46%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $545 SGD at Loose Grown Diamond · As of October 30, 2026
View at Loose Grown Diamond

About this 0.4ct lab-grown round diamond

This 0.4ct lab-grown round sits in the sub-half-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by UNKNOWN 3518551855. Listed at 2 retailers as of October 30, 2026, with prices from $293 to $545, a $252 spread on the same certified stone. Loose Grown Diamond lists it at $545. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
E
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 3518551855
Dimensions4.67 × 4.62 × 2.95 mm
L/W Ratio1.01
Top View
4.67 mm4.62 mm0.40 ctE / I1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 3518551855
Side View
Table 55.1%CrownGirdlePavilionCuletDepth 63.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $545 SGD|Low: $202 SGD|High: $706 SGD|Avg: $463 SGD|-1.6%
Loose Grown Diamond
Retailer 2
September 30, 2026
Retailer 2$293 SGD
Loose Grown Diamond$545 SGD

9 data points across 2 retailers

2 retailers$293 SGD to $545 SGD

B
Cheapest Retailer
-
$293 SGD
$229 USD
Most Expensive
C
Loose Grown Diamond
3518551855 · Oct 30
$545 SGD
$426 USD
View
1 more retailer has this diamond
Prices start from $293 SGDSave up to $252 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
0.40ct Round
$293 SGD