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Round|Natural|GIA

0.31ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 1559003176

Certificate GIA 1559003176

Diamond specifications and retailer prices

From $310 SGD
As of November 6, 2026
Save $520 SGD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,632 SGD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1559003176. Listed at 13 retailers as of November 4, 2026, with a 167% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559003176
Dimensions4.35 × 4.33 × 2.69 mm
L/W Ratio1.00
Key to symbols
Cloud, Pinpoint
Top View
4.35 mm4.33 mm0.31 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559003176
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 41°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $378 SGD|Low: $312 SGD|High: $842 SGD|Avg: $503 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$312 SGD
Retailer 1$378 SGD
Retailer 10$381 SGD
Retailer 9$402 SGD
Retailer 6$405 SGD
Retailer 3$434 SGD
Retailer 2$457 SGD
Retailer 4$561 SGD
Retailer 8$687 SGD
Retailer 5$830 SGD

39 data points across 10 retailers

13 retailers$310 SGD to $830 SGD

A
Cheapest Retailer
-
$310 SGD
A
Retailer 2
-
$312 SGD
View
A
Retailer 3
-
$378 SGD
View
Retailer 4
-
$388 SGD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$402 SGD
View
A
Retailer 6
-
$405 SGD
View
A
Retailer 7
-
$434 SGD
View
B+
Retailer 8
-
$466 SGD
View
B+
Retailer 9
-
$485 SGD
View
B+
Retailer 10
-
$561 SGD
View
B+
Retailer 11
-
$687 SGD
View
B
Retailer 12
-
$830 SGD
View
Most Expensive
NZ Jewellers
891ac910-0c22-44a5-aa4a-bd2b23d4ee87 · Nov 4
$1,632 SGD
$1,278 USD
View
Price under review
12 more retailers have this diamond
Prices start from $310 SGDSave up to $520 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
$310 SGD