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Marquise|Natural|GIA

1.02ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 5553978903

Certificate GIA 5553978903

Diamond specifications and retailer prices

From HK$21,130 HKD
$2,693 USD
As of November 1, 2026
Save HK$20,949 HKD (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$42,079 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-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 5553978903. Listed at 15 retailers as of October 30, 2026, with prices from HK$21,130 to HK$42,079, a HK$20,949 spread on the same certified stone. NZ Jewellers lists it at HK$42,079. 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

1.02
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5553978903
Dimensions9.65 × 5.33 × 3.44 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
9.65 mm5.33 mm1.02 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5553978903
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.6%

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: Nov 1
Current: HK$42,079 HKD|Low: HK$21,130 HKD|High: HK$44,017 HKD|Avg: HK$27,823 HKD|-4.4%
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
November 2, 2026
Retailer 11HK$21,130 HKD
Retailer 15HK$21,655 HKD
Retailer 8HK$21,781 HKD
Retailer 2HK$23,014 HKD
Retailer 13HK$23,593 HKD
Retailer 5HK$24,150 HKD
Retailer 9HK$25,019 HKD
Retailer 4HK$25,076 HKD
Retailer 6HK$26,215 HKD
Retailer 12HK$26,663 HKD
Retailer 10HK$26,959 HKD
Retailer 7HK$27,685 HKD
Retailer 3HK$27,869 HKD
Retailer 14HK$39,460 HKD
NZ JewellersHK$42,079 HKD

30 data points across 15 retailers

15 retailersHK$21,130 HKD to HK$42,079 HKD

A
Cheapest Retailer
-
HK$21,130 HKD
$2,693 USD
A
Retailer 2
-
HK$21,655 HKD
$2,760 USD
View
A
Retailer 3
-
HK$21,781 HKD
$2,776 USD
View
Final sale: no returns
A
Retailer 4
-
HK$23,014 HKD
£2,310 GBP
View
A
Retailer 5
-
HK$23,593 HKD
$3,007 USD
View
A
Retailer 6
-
HK$24,150 HKD
$3,078 USD
View
A
Retailer 7
-
HK$25,019 HKD
£2,511 GBP
View
A
Retailer 8
-
HK$25,076 HKD
$3,196 USD
View
A
Retailer 9
-
HK$26,215 HKD
SGD 4,515 SGD
View
A
Retailer 10
-
HK$26,663 HKD
$3,398 USD
View
A
Retailer 11
-
HK$26,959 HKD
$3,436 USD
View
Retailer 12
-
HK$27,685 HKD
A$5,428 AUD
View
Price last confirmed 30 days ago
A
Retailer 13
-
HK$27,869 HKD
$3,552 USD
View
B+
Retailer 14
-
HK$39,460 HKD
£3,960 GBP
View
Most Expensive
B
NZ Jewellers
0442ce6a-9e67-478d-b642-a336f092282d · Oct 30
HK$42,079 HKD
$5,363 USD
View
14 more retailers have this diamond
Prices start from HK$21,130 HKDSave up to HK$20,949 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
1.02ct Marquise
HK$21,130 HKD