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Oval|Natural|GIA

1.51ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 7241366322

Certificate GIA 7241366322

Diamond specifications and retailer prices

From $14,133 SGD
$11,055 USD
As of October 28, 2026
Save $12,610 SGD (47%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $26,743 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7241366322. Listed at 19 retailers as of October 28, 2026, with prices from $14,133 to $26,743, a $12,610 spread on the same certified stone. NZ Jewellers lists it at $26,743. 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

1.51
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7241366322
Dimensions8.92 × 6.60 × 4.02 mm
L/W Ratio1.35
Top View
8.92 mm6.60 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7241366322
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $26,743 SGD|Low: $14,133 SGD|High: $26,743 SGD|Avg: $19,334 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8$14,133 SGD
Retailer 3$16,046 SGD
Retailer 9$17,115 SGD
Retailer 4$17,123 SGD
Retailer 7$17,223 SGD
Retailer 10$17,382 SGD
Retailer 11$18,051 SGD
Retailer 2$19,301 SGD
Retailer 6$23,448 SGD
Retailer 5$25,195 SGD
NZ Jewellers$26,743 SGD

44 data points across 11 retailers

19 retailers$14,133 SGD to $26,743 SGD

B+
Cheapest Retailer
-
$14,133 SGD
$11,055 USD
B+
Retailer 2
-
$14,888 SGD
$11,646 USD
View
B+
Retailer 3
-
$14,905 SGD
$11,659 USD
View
B+
Retailer 4
-
$14,992 SGD
CA$16,288 CAD
View
B
Retailer 5
-
$15,788 SGD
$12,350 USD
View
B
Retailer 6
-
$16,046 SGD
$12,552 USD
View
B
Retailer 7
-
$17,115 SGD
$13,388 USD
View
B
Retailer 8
-
$17,123 SGD
£10,547 GBP
View
Retailer 9
-
$17,223 SGD
A$20,727 AUD
View
Price last confirmed 7 days ago
B
Retailer 10
-
$17,382 SGD
$13,597 USD
View
B
Retailer 11
-
$18,051 SGD
$14,120 USD
View
B
Retailer 12
-
$18,447 SGD
$14,430 USD
View
B
Retailer 13
-
$18,447 SGD
$14,430 USD
View
B
Retailer 14
-
$18,592 SGD
$14,543 USD
View
B
Retailer 15
-
$19,061 SGD
$14,910 USD
View
B
Retailer 16
-
$19,301 SGD
€14,379 EUR
View
B
Retailer 17
-
$23,448 SGD
ZAR 296,315 ZAR
View
B
Retailer 18
-
$25,195 SGD
£15,518 GBP
View
Most Expensive
B
NZ Jewellers
8f6aceef-faf3-4bd8-b8b2-5eb04a828892 · Oct 30
$26,743 SGD
$20,919 USD
View
18 more retailers have this diamond
Prices start from $14,133 SGDSave up to $12,610 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+
1.51ct Oval
$14,133 SGD