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Oval|Natural|GIA

1.51ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 5536737558

Certificate GIA 5536737558

Diamond specifications and retailer prices

From $8,255 SGD
$6,457 USD
As of November 2, 2026
Save $10,344 SGD (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $18,598 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5536737558. Listed at 25 retailers as of October 30, 2026, with prices from $8,255 to $18,598, a $10,344 spread on the same certified stone. NZ Jewellers lists it at $18,598. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5536737558
Dimensions8.80 × 6.37 × 4.11 mm
L/W Ratio1.38
Top View
8.80 mm6.37 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5536737558
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.5%

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: Nov 2
Current: $10,773 SGD|Low: $8,255 SGD|High: $15,684 SGD|Avg: $10,908 SGD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8$8,255 SGD
Retailer 5$8,898 SGD
Retailer 6$10,230 SGD
Retailer 3$10,277 SGD
Retailer 7$10,402 SGD
Retailer 1$10,773 SGD
Retailer 2$12,148 SGD
Retailer 4$15,497 SGD

41 data points across 8 retailers

25 retailers$8,255 SGD to $18,598 SGD

B+
Cheapest Retailer
-
$8,255 SGD
$6,457 USD
B+
Retailer 2
-
$8,633 SGD
$6,753 USD
View
B+
Retailer 3
-
$8,707 SGD
$6,811 USD
View
B+
Retailer 4
-
$8,898 SGD
$6,960 USD
View
Final sale: no returns
B+
Retailer 5
-
$8,931 SGD
$6,986 USD
View
B+
Retailer 6
-
$9,188 SGD
CA$9,982 CAD
View
B+
Retailer 7
-
$9,299 SGD
$7,274 USD
View
B+
Retailer 8
-
$9,463 SGD
$7,402 USD
View
B+
Retailer 9
-
$9,906 SGD
$7,749 USD
View
B+
Retailer 10
-
$10,074 SGD
$7,880 USD
View
B+
Retailer 11
-
$10,230 SGD
$8,002 USD
View
B+
Retailer 12
-
$10,277 SGD
£6,330 GBP
View
B+
Retailer 13
-
$10,291 SGD
$8,050 USD
View
B
Retailer 14
-
$10,402 SGD
$8,137 USD
View
B
Retailer 15
-
$10,659 SGD
$8,338 USD
View
B+
Retailer 16
-
$10,773 SGD
£6,635 GBP
View
B
Retailer 17
-
$11,084 SGD
$8,670 USD
View
B
Retailer 18
-
$11,084 SGD
$8,670 USD
View
B+
Retailer 19
-
$11,240 SGD
$8,792 USD
View
B
Retailer 20
-
$11,454 SGD
$8,960 USD
View
B
Retailer 21
-
$11,624 SGD
$9,093 USD
View
B
Retailer 22
-
$12,148 SGD
€9,050 EUR
View
B
Retailer 23
-
$12,276 SGD
$9,603 USD
View
B
Retailer 24
-
$15,497 SGD
£9,545 GBP
View
Most Expensive
B
NZ Jewellers
0bc98995-06ed-4b16-9829-d654d88a7075 · Oct 30
$18,598 SGD
$14,548 USD
View
24 more retailers have this diamond
Prices start from $8,255 SGDSave up to $10,344 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
$8,255 SGD