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Marquise|Lab Grown

1.01ct E SI1 Marquise Lab Grown Diamond

E/SI1 • 3ED4B9EDE4

Diamond specifications and retailer prices

From $188 SGD
As of November 4, 2026
Save $559 SGD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $747 SGD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included). Listed at 4 retailers as of November 4, 2026, with prices from $188 to $747, a $559 spread on the same certified stone. NZ Jewellers lists it at $747. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
E
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
Certificate3ED4B9EDE4
Dimensions5.23 × 10.87 × 3.22 mm
L/W Ratio2.08
Top View
5.23 mm10.87 mm1.01 ctE / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
Certificate3ED4B9EDE4
Side View
Table 60.0%CrownGirdlePavilionCuletDepth 61.6%

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: Nov 4
Current: $747 SGD|Low: $180 SGD|High: $747 SGD|Avg: $326 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2$188 SGD
Retailer 4$217 SGD
Retailer 3$232 SGD
NZ Jewellers$747 SGD

6 data points across 4 retailers

4 retailers$188 SGD to $747 SGD

B+
Cheapest Retailer
-
$188 SGD
B+
Retailer 2
-
$217 SGD
View
B+
Retailer 3
-
$232 SGD
View
Most Expensive
C
NZ Jewellers
645eec4c-f9ba-47b5-b91c-61b244450b32 · Nov 4
$747 SGD
$585 USD
View
3 more retailers have this diamond
Prices start from $188 SGDSave up to $559 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+
1.01ct Marquise
$188 SGD