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Oval|Natural|GIA

1.21ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 1563085723

Certificate GIA 1563085723

Diamond specifications and retailer prices

From HK$13,943 HKD
As of November 5, 2026
Save HK$24,398 HKD (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$38,341 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563085723. Listed at 16 retailers as of November 5, 2026, with prices from HK$13,943 to HK$38,341, a HK$24,398 spread on the same certified stone. NZ Jewellers lists it at HK$38,341. 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

1.21
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563085723
Dimensions8.27 × 5.90 × 3.71 mm
L/W Ratio1.40
Top View
8.27 mm5.90 mm1.21 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563085723
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.9%

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: Nov 5
Current: HK$38,341 HKD|Low: HK$13,943 HKD|High: HK$38,881 HKD|Avg: HK$21,479 HKD|-1.4%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 9HK$13,943 HKD
Retailer 14HK$13,943 HKD
Retailer 2HK$16,568 HKD
Retailer 12HK$18,340 HKD
Retailer 16HK$18,340 HKD
Retailer 7HK$18,512 HKD
Retailer 4HK$19,186 HKD
Retailer 10HK$19,429 HKD
Retailer 8HK$19,515 HKD
Retailer 11HK$19,931 HKD
Retailer 13HK$21,161 HKD
Retailer 15HK$22,384 HKD
Retailer 6HK$23,097 HKD
Retailer 5HK$26,898 HKD
Retailer 3HK$32,337 HKD
NZ JewellersHK$38,341 HKD

25 data points across 16 retailers

16 retailersHK$13,943 HKD to HK$38,341 HKD

A
Cheapest Retailer
-
HK$13,943 HKD
A
Retailer 2
-
HK$13,943 HKD
View
B+
Retailer 3
-
HK$16,568 HKD
View
B+
Retailer 4
-
HK$18,340 HKD
View
B+
Retailer 5
-
HK$18,340 HKD
View
Retailer 6
-
HK$18,512 HKD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
HK$19,186 HKD
View
B+
Retailer 8
-
HK$19,429 HKD
View
Retailer 9
-
HK$19,515 HKD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
HK$19,931 HKD
View
B
Retailer 11
-
HK$21,161 HKD
View
B+
Retailer 12
-
HK$22,384 HKD
View
B+
Retailer 13
-
HK$23,097 HKD
View
B
Retailer 14
-
HK$26,898 HKD
View
B
Retailer 15
-
HK$32,337 HKD
View
Most Expensive
B
NZ Jewellers
eafc6cb4-42c3-4aa6-a2d3-5c6f47f3ae67 · Nov 5
HK$38,341 HKD
$4,892 USD
View
15 more retailers have this diamond
Prices start from HK$13,943 HKDSave up to HK$24,398 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
1.21ct Oval
HK$13,943 HKD