Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2306421205

Certificate GIA 2306421205

Diamond specifications and retailer prices

From HK$83,792 HKD
$10,680 USD
As of October 31, 2026
Save HK$75,342 HKD (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$159,134 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct 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 2306421205. Listed at 21 retailers as of October 30, 2026, with prices from HK$83,792 to HK$159,134, a HK$75,342 spread on the same certified stone. NZ Jewellers lists it at HK$159,134. 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

1.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2306421205
Dimensions8.48 × 6.42 × 4.05 mm
L/W Ratio1.32
Top View
8.48 mm6.42 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2306421205
Side View
Table 62.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 63.1%

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$140,276 HKD|Low: HK$83,792 HKD|High: HK$150,915 HKD|Avg: HK$109,935 HKD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 8HK$83,792 HKD
Retailer 6HK$84,263 HKD
Retailer 7HK$95,482 HKD
Retailer 3HK$101,860 HKD
Retailer 5HK$103,942 HKD
Retailer 2HK$114,796 HKD
Retailer 1HK$140,276 HKD
Retailer 4HK$149,919 HKD

43 data points across 8 retailers

21 retailersHK$83,792 HKD to HK$159,134 HKD

B+
Cheapest Retailer
-
HK$83,792 HKD
$10,680 USD
B+
Retailer 2
-
HK$84,263 HKD
$10,740 USD
View
B+
Retailer 3
-
HK$88,594 HKD
$11,292 USD
View
B+
Retailer 4
-
HK$88,656 HKD
$11,300 USD
View
B+
Retailer 5
-
HK$89,935 HKD
CA$15,921 CAD
View
B
Retailer 6
-
HK$91,283 HKD
$11,635 USD
View
B
Retailer 7
-
HK$93,991 HKD
$11,980 USD
View
B
Retailer 8
-
HK$95,482 HKD
$12,170 USD
View
B
Retailer 9
-
HK$101,845 HKD
$12,981 USD
View
B
Retailer 10
-
HK$101,860 HKD
£10,223 GBP
View
B
Retailer 11
-
HK$103,438 HKD
$13,184 USD
View
Retailer 12
-
HK$103,942 HKD
A$20,382 AUD
View
Price last confirmed 8 days ago
B
Retailer 13
-
HK$107,415 HKD
$13,691 USD
View
B
Retailer 14
-
HK$110,154 HKD
$14,040 USD
View
B
Retailer 15
-
HK$110,154 HKD
$14,040 USD
View
B
Retailer 16
-
HK$110,577 HKD
$14,094 USD
View
B
Retailer 17
-
HK$113,841 HKD
$14,510 USD
View
B
Retailer 18
-
HK$114,796 HKD
€13,935 EUR
View
B
Retailer 19
-
HK$140,276 HKD
ZAR 288,842 ZAR
View
B
Retailer 20
-
HK$149,919 HKD
£15,046 GBP
View
Most Expensive
B
NZ Jewellers
4dee6b99-1099-4e4b-8a60-e1a213751468 · Oct 30
HK$159,134 HKD
$20,283 USD
View
20 more retailers have this diamond
Prices start from HK$83,792 HKDSave up to HK$75,342 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+
1.50ct Oval
HK$83,792 HKD