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Marquise|Natural|GIA

0.80ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6551631658

Certificate GIA 6551631658

Diamond specifications and retailer prices

From HK$10,344 HKD
As of November 1, 2026
Save HK$23,300 HKD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$33,644 HKD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551631658. Listed at 11 retailers as of November 1, 2026, with prices from HK$10,344 to HK$33,644, a HK$23,300 spread on the same certified stone. NZ Jewellers lists it at HK$33,644. 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

0.80
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551631658
Dimensions10.46 × 4.57 × 2.83 mm
L/W Ratio2.29
Girdle conditionVery Thick to Extremely Thick
Key to symbols
Twinning Wisp
Top View
10.46 mm4.57 mm0.80 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551631658
Side View
Table 62.0%CrownGirdle: VTK-XTKPavilionCulet: NoneDepth 61.9%

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 1
Current: HK$33,644 HKD|Low: HK$10,244 HKD|High: HK$36,257 HKD|Avg: HK$16,554 HKD|-7.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 7HK$10,344 HKD
Retailer 4HK$10,386 HKD
Retailer 3HK$10,977 HKD
Retailer 10HK$12,891 HKD
Retailer 8HK$13,793 HKD
Retailer 11HK$14,359 HKD
Retailer 9HK$14,429 HKD
Retailer 5HK$17,390 HKD
Retailer 2HK$17,764 HKD
Retailer 6HK$24,164 HKD
NZ JewellersHK$33,644 HKD

30 data points across 11 retailers

11 retailersHK$10,344 HKD to HK$33,644 HKD

A
Cheapest Retailer
-
HK$10,344 HKD
A
Retailer 2
-
HK$10,386 HKD
₹126,068 INR
View
A
Retailer 3
-
HK$10,977 HKD
$1,399 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$12,891 HKD
$1,643 USD
View
B+
Retailer 5
-
HK$13,793 HKD
$1,758 USD
View
B+
Retailer 6
-
HK$14,359 HKD
SGD 2,473 SGD
View
B+
Retailer 7
-
HK$14,429 HKD
$1,839 USD
View
B+
Retailer 8
-
HK$17,390 HKD
£1,745 GBP
View
B+
Retailer 9
-
HK$17,764 HKD
£1,783 GBP
View
B
Retailer 10
-
HK$24,164 HKD
£2,425 GBP
View
Most Expensive
B
NZ Jewellers
aa8fbb88-aa5f-4323-a04f-31868a33bf3a · Nov 3
HK$33,644 HKD
$4,288 USD
View
10 more retailers have this diamond
Prices start from HK$10,344 HKDSave up to HK$23,300 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
0.80ct Marquise
HK$10,344 HKD