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Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 6521686653

Certificate GIA 6521686653

Diamond specifications and retailer prices

From HK$53,302 HKD
As of October 31, 2026
Save HK$71,642 HKD (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$124,944 HKD at Adiamor · As of October 30, 2026
View at Adiamor

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 6521686653. Listed at 22 retailers as of October 30, 2026, with prices from HK$53,302 to HK$124,944, a HK$71,642 spread on the same certified stone. Adiamor lists it at HK$124,944. 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
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6521686653
Dimensions8.71 × 6.36 × 4.04 mm
L/W Ratio1.37
Top View
8.71 mm6.36 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6521686653
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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$68,044 HKD|Low: HK$53,169 HKD|High: HK$75,082 HKD|Avg: HK$63,486 HKD|-1.7%
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
November 6, 2026
Retailer 4HK$53,302 HKD
Retailer 13HK$53,365 HKD
Retailer 7HK$56,296 HKD
Retailer 12HK$56,351 HKD
Retailer 14HK$57,252 HKD
Retailer 10HK$60,936 HKD
Retailer 3HK$60,975 HKD
Retailer 1HK$68,044 HKD
Retailer 5HK$68,922 HKD
Retailer 2HK$69,627 HKD
Retailer 15HK$72,465 HKD
Retailer 6HK$72,629 HKD
Retailer 8HK$72,653 HKD
Retailer 11HK$72,653 HKD
Retailer 9HK$75,082 HKD

33 data points across 15 retailers

22 retailersHK$53,302 HKD to HK$124,944 HKD

A
Cheapest Retailer
-
HK$53,302 HKD
A
Retailer 2
-
HK$53,365 HKD
View
A
Retailer 3
-
HK$56,296 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$56,351 HKD
View
A
Retailer 5
-
HK$57,252 HKD
View
Retailer 6
-
HK$58,663 HKD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
HK$60,936 HKD
View
A
Retailer 8
-
HK$60,975 HKD
View
Retailer 9
-
HK$67,496 HKD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
HK$68,044 HKD
View
Retailer 11
-
HK$68,922 HKD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
HK$69,627 HKD
View
B+
Retailer 13
-
HK$72,465 HKD
View
B+
Retailer 14
-
HK$72,653 HKD
View
B+
Retailer 15
-
HK$72,653 HKD
View
Retailer 16
-
HK$73,123 HKD
View
Price last confirmed 8 days ago
Retailer 17
-
HK$74,244 HKD
View
Price last confirmed 8 days ago
B+
Retailer 18
-
HK$75,082 HKD
View
B+
Retailer 19
-
HK$75,106 HKD
View
B+
Retailer 20
-
HK$84,370 HKD
View
Retailer 21
-
HK$122,303 HKD
View
Price last confirmed 7 days ago
Most Expensive
B
Adiamor
D-69057583 · Oct 30
HK$124,944 HKD
$15,942 USD
View
21 more retailers have this diamond
Prices start from HK$53,302 HKDSave up to HK$71,642 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.

A
1.50ct Oval
HK$53,302 HKD