Round|Natural|GIA

1.51ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2396117046

Certificate GIA 2396117046

Diamond specifications and retailer prices

From $12,516 SGD
$9,765 USD
As of October 29, 2026
Save $4,566 SGD (27%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $24,202 SGD at NZ Jewellers · As of September 27, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2396117046. Listed at 20 retailers as of October 29, 2026, with a 36% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2396117046
Dimensions7.32 × 7.27 × 4.54 mm
L/W Ratio1.01
Top View
7.32 mm7.27 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2396117046
Side View
Table 59.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 62.5%

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 29
Current: $17,082 SGD|Low: $12,397 SGD|High: $22,953 SGD|Avg: $15,944 SGD|+3.8%
Retailer 1
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
Retailer 17
October 29, 2026
Retailer 9$12,516 SGD
Retailer 16$13,310 SGD
Retailer 7$13,473 SGD
Retailer 11$13,487 SGD
Retailer 14$14,074 SGD
Retailer 5$14,323 SGD
Retailer 13$14,783 SGD
Retailer 6$15,495 SGD
Retailer 2$15,944 SGD
Retailer 8$16,047 SGD
Retailer 12$16,047 SGD
Retailer 10$16,242 SGD
Retailer 17$16,572 SGD
Retailer 1$17,082 SGD
Retailer 4$19,102 SGD
Retailer 3$20,938 SGD
Retailer 15$22,891 SGD

41 data points across 17 retailers

20 retailers$12,516 SGD to $17,082 SGD

B+
Cheapest Retailer
-
$12,516 SGD
$9,765 USD
B+
Retailer 2
-
$13,135 SGD
CA$14,234 CAD
View
B+
Retailer 3
-
$13,473 SGD
$10,512 USD
View
Price last confirmed 24 days ago
B+
Retailer 4
-
$14,074 SGD
$10,981 USD
View
B+
Retailer 5
-
$14,522 SGD
$11,330 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$14,783 SGD
$11,534 USD
View
B
Retailer 7
-
$15,495 SGD
$12,090 USD
View
Price last confirmed 22 days ago
B
Retailer 8
-
$15,732 SGD
$12,274 USD
View
Price last confirmed 21 days ago
B
Retailer 9
-
$15,944 SGD
A$19,138 AUD
View
Price last confirmed 25 days ago
B
Retailer 10
-
$15,974 SGD
$12,463 USD
View
Price last confirmed 30 days ago
B
Retailer 11
-
$16,047 SGD
$12,520 USD
View
B
Retailer 12
-
$16,047 SGD
$12,520 USD
View
B
Retailer 13
-
$16,242 SGD
£9,978 GBP
View
B
Retailer 14
-
$16,572 SGD
$12,930 USD
View
B
Retailer 15
-
$17,082 SGD
€12,693 EUR
View
B
Retailer 16
-
$18,151 SGD
$14,162 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$19,102 SGD
$14,904 USD
View
Price last confirmed 21 days ago
B
Retailer 18
-
$20,938 SGD
ZAR 263,906 ZAR
View
Price last confirmed 28 days ago
B
Retailer 19
-
$22,891 SGD
£14,063 GBP
View
Price last confirmed 21 days ago
Most Expensive
B
NZ Jewellers
ef9fc0c7-93ba-49d9-bdfb-153290d5fe4c · Sep 27
$24,202 SGD
$18,883 USD
View
Price last confirmed 32 days ago
19 more retailers have this diamond
Prices start from $12,516 SGDSave up to $4,566 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 Round
$12,516 SGD