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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 HK$50,660 HKD
$6,457 USD
As of October 31, 2026
Save HK$63,480 HKD (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$114,139 HKD 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 HK$50,660 to HK$114,139, a HK$63,480 spread on the same certified stone. NZ Jewellers lists it at HK$114,139. 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: Oct 31
Current: HK$74,554 HKD|Low: HK$50,660 HKD|High: HK$96,253 HKD|Avg: HK$66,943 HKD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8HK$50,660 HKD
Retailer 5HK$54,606 HKD
Retailer 6HK$62,781 HKD
Retailer 2HK$63,069 HKD
Retailer 7HK$63,840 HKD
Retailer 4HK$66,119 HKD
Retailer 1HK$74,554 HKD
Retailer 3HK$95,107 HKD

41 data points across 8 retailers

25 retailersHK$50,660 HKD to HK$114,139 HKD

B+
Cheapest Retailer
-
HK$50,660 HKD
$6,457 USD
B+
Retailer 2
-
HK$52,982 HKD
$6,753 USD
View
B+
Retailer 3
-
HK$53,437 HKD
$6,811 USD
View
B+
Retailer 4
-
HK$54,606 HKD
$6,960 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$54,813 HKD
$6,986 USD
View
B+
Retailer 6
-
HK$56,387 HKD
CA$9,982 CAD
View
B+
Retailer 7
-
HK$57,070 HKD
$7,274 USD
View
B+
Retailer 8
-
HK$58,074 HKD
$7,402 USD
View
B+
Retailer 9
-
HK$60,792 HKD
$7,749 USD
View
B+
Retailer 10
-
HK$61,824 HKD
$7,880 USD
View
B+
Retailer 11
-
HK$62,781 HKD
$8,002 USD
View
B+
Retailer 12
-
HK$63,069 HKD
£6,330 GBP
View
B+
Retailer 13
-
HK$63,158 HKD
$8,050 USD
View
B
Retailer 14
-
HK$63,840 HKD
$8,137 USD
View
B
Retailer 15
-
HK$65,417 HKD
$8,338 USD
View
B+
Retailer 16
-
HK$66,119 HKD
£6,636 GBP
View
B
Retailer 17
-
HK$68,022 HKD
$8,670 USD
View
B
Retailer 18
-
HK$68,022 HKD
$8,670 USD
View
B+
Retailer 19
-
HK$68,978 HKD
$8,792 USD
View
B
Retailer 20
-
HK$70,297 HKD
$8,960 USD
View
B
Retailer 21
-
HK$71,341 HKD
$9,093 USD
View
B
Retailer 22
-
HK$74,554 HKD
€9,050 EUR
View
B
Retailer 23
-
HK$75,342 HKD
$9,603 USD
View
B
Retailer 24
-
HK$95,107 HKD
£9,545 GBP
View
Most Expensive
B
NZ Jewellers
0bc98995-06ed-4b16-9829-d654d88a7075 · Oct 30
HK$114,139 HKD
$14,548 USD
View
24 more retailers have this diamond
Prices start from HK$50,660 HKDSave up to HK$63,480 HKD

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
HK$50,660 HKD