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Oval|Natural|GIA

1.51ct E SI2 Oval Natural Diamond

ID • E/SI2 • GIA 2235692374

Certificate GIA 2235692374

Diamond specifications and retailer prices

From $8,371 SGD
$6,531 USD
As of October 29, 2026
Save $8,025 SGD (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $16,396 SGD at NZ Jewellers · As of October 27, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235692374. Listed at 13 retailers as of October 27, 2026, with prices from $8,371 to $16,396, a $8,025 spread on the same certified stone. NZ Jewellers lists it at $16,396. 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
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.17°
Pavilion angle40.67°
OriginNatural
Grading LabGIA
CertificateGIA 2235692374
Dimensions8.80 × 6.28 × 4.13 mm
L/W Ratio1.40
Girdle conditionVery Thick
Key to symbols
Crystal, Cavity, Needle, Feather, Indented Natural
Top View
8.80 mm6.28 mm1.51 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2235692374
Side View
Table 59.0%Crown 39.17°Girdle: Sli. Thick - Very ThickPavilion 40.67°Culet: NoneDepth 65.7%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $16,396 SGD|Low: $7,561 SGD|High: $16,396 SGD|Avg: $10,187 SGD|+29.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 5$8,371 SGD
Retailer 9$8,389 SGD
Retailer 12$8,598 SGD
Retailer 2$9,042 SGD
Retailer 4$9,049 SGD
Retailer 8$9,389 SGD
Retailer 10$9,802 SGD
Retailer 3$9,954 SGD
Retailer 13$10,013 SGD
Retailer 7$10,695 SGD
Retailer 11$11,311 SGD
Retailer 6$13,405 SGD
NZ Jewellers$16,396 SGD

36 data points across 13 retailers

13 retailers$8,371 SGD to $16,396 SGD

A
Cheapest Retailer
-
$8,371 SGD
$6,531 USD
Retailer 2
-
$8,389 SGD
$6,545 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$8,598 SGD
$6,708 USD
View
A
Retailer 4
-
$9,042 SGD
£5,555 GBP
View
A
Retailer 5
-
$9,049 SGD
$7,060 USD
View
A
Retailer 6
-
$9,389 SGD
£5,768 GBP
View
B+
Retailer 7
-
$9,802 SGD
$7,648 USD
View
B+
Retailer 8
-
$9,954 SGD
$7,766 USD
View
B+
Retailer 9
-
$10,013 SGD
$7,812 USD
View
B+
Retailer 10
-
$10,695 SGD
€7,947 EUR
View
B+
Retailer 11
-
$11,311 SGD
$8,825 USD
View
B+
Retailer 12
-
$13,405 SGD
£8,235 GBP
View
Most Expensive
B
NZ Jewellers
c6951d8c-73d7-4540-af0b-9b0874cf0305 · Oct 27
$16,396 SGD
$12,792 USD
View
12 more retailers have this diamond
Prices start from $8,371 SGDSave up to $8,025 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
1.51ct Oval
$8,371 SGD