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Oval|Natural|GIA

3.51ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1529883125

Certificate GIA 1529883125

Diamond specifications and retailer prices

From $48,933 SGD
$38,277 USD
As of October 31, 2026
Save $39,437 SGD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $88,371 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 3.51ct natural oval diamond

This 3.51ct natural oval sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1529883125. Listed at 15 retailers as of October 29, 2026, with prices from $48,933 to $88,371, a $39,437 spread on the same certified stone. MOH London lists it at $88,371. 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

3.51
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1529883125
Dimensions11.95 × 8.51 × 5.37 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
11.95 mm8.51 mm3.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1529883125
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.1%

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 31
Current: $88,371 SGD|Low: $48,933 SGD|High: $88,960 SGD|Avg: $60,308 SGD|-0.7%
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
November 1, 2026
Retailer 5$48,933 SGD
Retailer 2$51,423 SGD
Retailer 4$51,514 SGD
Retailer 9$56,237 SGD
Retailer 6$56,283 SGD
Retailer 8$57,132 SGD
Retailer 10$58,627 SGD
Retailer 13$58,627 SGD
Retailer 12$60,973 SGD
Retailer 14$63,318 SGD
Retailer 11$65,133 SGD
Retailer 3$65,643 SGD
Retailer 7$66,540 SGD
MOH London$88,371 SGD

45 data points across 14 retailers

15 retailers$48,933 SGD to $88,371 SGD

B+
Cheapest Retailer
-
$48,933 SGD
$38,277 USD
B+
Retailer 2
-
$51,423 SGD
₹3,830,929 INR
View
B+
Retailer 3
-
$51,514 SGD
$40,296 USD
View
B+
Retailer 4
-
$53,280 SGD
$41,677 USD
View
B
Retailer 5
-
$56,237 SGD
$43,990 USD
View
Retailer 6
-
$56,237 SGD
$43,990 USD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$57,132 SGD
£35,189 GBP
View
Retailer 8
-
$58,627 SGD
$45,860 USD
View
Price last confirmed 23 days ago
B+
Retailer 9
-
$58,627 SGD
$45,860 USD
View
B
Retailer 10
-
$60,973 SGD
$47,695 USD
View
Retailer 11
-
$63,318 SGD
$49,529 USD
View
Price last confirmed 23 days ago
B
Retailer 12
-
$65,133 SGD
£40,117 GBP
View
B
Retailer 13
-
$65,643 SGD
$51,347 USD
View
B
Retailer 14
-
$66,540 SGD
€49,571 EUR
View
Most Expensive
B
MOH London
AE2A7110A · Oct 29
$88,371 SGD
£54,430 GBP
View
14 more retailers have this diamond
Prices start from $48,933 SGDSave up to $39,437 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+
3.51ct Oval
$48,933 SGD