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Marquise|Lab Grown

1.03ct D SI2 Marquise Lab Grown Diamond

D/SI2

Diamond specifications and retailer prices

From $136 SGD
$106 USD
As of October 30, 2026
Save $404 SGD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $539 SGD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included). Listed at 4 retailers as of October 30, 2026, with prices from $136 to $539, a $404 spread on the same certified stone. NZ Jewellers lists it at $539. 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

1.03
Carat
D
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
Dimensions9.88 × 4.94 × 3.44 mm
L/W Ratio2.00
Top View
9.88 mm4.94 mm1.03 ctD / SI2
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
Side View
Table 56.0%CrownGirdlePavilionCuletDepth 69.7%

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: Oct 30
Current: $539 SGD|Low: $75 SGD|High: $539 SGD|Avg: $200 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 8, 2026
Retailer 5$75 SGD
Retailer 2$136 SGD
Retailer 4$157 SGD
Retailer 3$179 SGD
NZ Jewellers$539 SGD

6 data points across 5 retailers

4 retailers$136 SGD to $539 SGD

B+
Cheapest Retailer
-
$136 SGD
$106 USD
B
Retailer 2
-
$157 SGD
$123 USD
View
B
Retailer 3
-
$179 SGD
$140 USD
View
Most Expensive
C
NZ Jewellers
ff0758b5-4f80-4e63-be3a-1bb50e66e68a · Oct 31
$539 SGD
$422 USD
View
3 more retailers have this diamond
Prices start from $136 SGDSave up to $404 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+
1.03ct Marquise
$136 SGD