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Round|Natural|GIA

5.03ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1226153136

Certificate GIA 1226153136

Diamond specifications and retailer prices

From $113,365 SGD
$88,677 USD
As of October 30, 2026
Save $83,051 SGD (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $196,416 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1226153136. Listed at 14 retailers as of October 29, 2026, with prices from $113,365 to $196,416, a $83,051 spread on the same certified stone. MOH London lists it at $196,416. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.03
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1226153136
Dimensions11.10 × 11.02 × 6.63 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.10 mm11.02 mm5.03 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1226153136
Side View
Table 61.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 59.9%

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: $196,416 SGD|Low: $109,763 SGD|High: $197,723 SGD|Avg: $133,799 SGD|+0.4%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 13$113,365 SGD
Retailer 3$114,670 SGD
Retailer 9$118,465 SGD
Retailer 2$124,434 SGD
Retailer 16$125,095 SGD
Retailer 5$128,645 SGD
Retailer 6$128,645 SGD
Retailer 4$130,307 SGD
Retailer 12$130,307 SGD
Retailer 7$132,928 SGD
Retailer 15$135,521 SGD
Retailer 10$139,222 SGD
Retailer 8$140,586 SGD
Retailer 14$140,733 SGD
Retailer 11$151,012 SGD
MOH London$196,416 SGD

37 data points across 16 retailers

14 retailers$113,365 SGD to $196,416 SGD

B+
Cheapest Retailer
-
$113,365 SGD
$88,677 USD
B+
Retailer 2
-
$114,670 SGD
$89,698 USD
View
Final sale: no returns
B+
Retailer 3
-
$118,465 SGD
$92,667 USD
View
B+
Retailer 4
-
$124,434 SGD
£76,642 GBP
View
B
Retailer 5
-
$125,095 SGD
$97,853 USD
View
B+
Retailer 6
-
$128,645 SGD
$100,630 USD
View
B+
Retailer 7
-
$128,645 SGD
$100,630 USD
View
B+
Retailer 8
-
$130,307 SGD
$101,930 USD
View
B+
Retailer 9
-
$130,307 SGD
$101,930 USD
View
B
Retailer 10
-
$132,928 SGD
$103,980 USD
View
B
Retailer 11
-
$135,521 SGD
$106,008 USD
View
B
Retailer 12
-
$139,222 SGD
$108,903 USD
View
B
Retailer 13
-
$140,733 SGD
$110,085 USD
View
Most Expensive
B
MOH London
BA024475C · Oct 29
$196,416 SGD
£120,978 GBP
View
13 more retailers have this diamond
Prices start from $113,365 SGDSave up to $83,051 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+
5.03ct Round
$113,365 SGD