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Round|Lab Grown|GIA

0.31ct D SI1 Round Lab Grown Diamond

VG • D/SI1 • GIA 5453808362

Certificate GIA 5453808362

Diamond specifications and retailer prices

From $173 SGD
$135 USD
As of October 28, 2026
Save $860 SGD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,033 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 0.31ct lab-grown round diamond

This 0.31ct lab-grown round sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5453808362. Listed at 14 retailers as of October 26, 2026, with prices from $173 to $1,033, a $860 spread on the same certified stone. MOH London lists it at $1,033. 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

0.31
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginLab Grown
Grading LabGIA
CertificateGIA 5453808362
Dimensions4.34 × 4.31 × 2.73 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.34 mm4.31 mm0.31 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5453808362
Side View
Table 57.0%Crown 35°Girdle: ThickPavilion 41.4°Culet: NoneDepth 63.1%

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 28
Current: $1,033 SGD|Low: $170 SGD|High: $1,037 SGD|Avg: $410 SGD|+0.8%
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 7$173 SGD
Retailer 4$178 SGD
Retailer 13$199 SGD
Retailer 8$206 SGD
Retailer 10$221 SGD
Retailer 12$221 SGD
Retailer 2$339 SGD
Retailer 11$412 SGD
Retailer 6$436 SGD
Retailer 9$499 SGD
Retailer 5$710 SGD
Retailer 3$781 SGD
MOH London$1,033 SGD

42 data points across 13 retailers

14 retailers$173 SGD to $1,033 SGD

A
Cheapest Retailer
-
$173 SGD
$135 USD
A
Retailer 2
-
$178 SGD
$139 USD
View
A
Retailer 3
-
$199 SGD
$156 USD
View
Final sale: no returns
A
Retailer 4
-
$206 SGD
$161 USD
View
A
Retailer 5
-
$221 SGD
$173 USD
View
A
Retailer 6
-
$221 SGD
$173 USD
View
B
Retailer 7
-
$339 SGD
£209 GBP
View
B
Retailer 8
-
$412 SGD
$322 USD
View
B
Retailer 9
-
$436 SGD
€325 EUR
View
B
Retailer 10
-
$479 SGD
£295 GBP
View
B
Retailer 11
-
$499 SGD
$390 USD
View
B
Retailer 12
-
$710 SGD
$555 USD
View
B
Retailer 13
-
$781 SGD
$611 USD
View
Most Expensive
B
MOH London
5453808362 · Oct 26
$1,033 SGD
£636 GBP
View
13 more retailers have this diamond
Prices start from $173 SGDSave up to $860 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
0.31ct Round
$173 SGD