CaratHunter
Plans
Marquise|Natural|GIA

0.52ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 2557975558

Certificate GIA 2557975558

Diamond specifications and retailer prices

From HK$4,386 HKD
$559 USD
As of November 2, 2026
Save HK$10,835 HKD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$15,221 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.52ct natural marquise diamond

This 0.52ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557975558. Listed at 12 retailers as of October 30, 2026, with prices from HK$4,386 to HK$15,221, a HK$10,835 spread on the same certified stone. NZ Jewellers lists it at HK$15,221. 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

0.52
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557975558
Dimensions4.21 × 8.04 × 2.62 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
4.21 mm8.04 mm0.52 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557975558
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.3%

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 2
Current: HK$15,221 HKD|Low: HK$4,260 HKD|High: HK$16,092 HKD|Avg: HK$6,992 HKD|-5.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9HK$4,386 HKD
Retailer 11HK$4,763 HKD
Retailer 2HK$5,124 HKD
Retailer 4HK$5,226 HKD
Retailer 3HK$5,243 HKD
Retailer 5HK$5,492 HKD
Retailer 10HK$5,516 HKD
Retailer 6HK$5,686 HKD
Retailer 8HK$5,851 HKD
Retailer 7HK$5,966 HKD
Retailer 12HK$10,991 HKD
NZ JewellersHK$15,221 HKD

34 data points across 12 retailers

12 retailersHK$4,386 HKD to HK$15,221 HKD

A
Cheapest Retailer
-
HK$4,386 HKD
$559 USD
Final sale: no returns
A
Retailer 2
-
HK$4,763 HKD
$607 USD
View
A
Retailer 3
-
HK$5,124 HKD
$653 USD
View
A
Retailer 4
-
HK$5,226 HKD
$666 USD
View
A
Retailer 5
-
HK$5,243 HKD
SGD 903 SGD
View
A
Retailer 6
-
HK$5,492 HKD
$700 USD
View
A
Retailer 7
-
HK$5,516 HKD
$703 USD
View
A
Retailer 8
-
HK$5,686 HKD
£571 GBP
View
A
Retailer 9
-
HK$5,851 HKD
£587 GBP
View
A
Retailer 10
-
HK$5,966 HKD
£599 GBP
View
B
Retailer 11
-
HK$10,991 HKD
£1,103 GBP
View
Most Expensive
B
NZ Jewellers
ab941db0-57f3-48cf-9e88-1612b1d80a0a · Oct 30
HK$15,221 HKD
$1,940 USD
View
11 more retailers have this diamond
Prices start from HK$4,386 HKDSave up to HK$10,835 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
0.52ct Marquise
HK$4,386 HKD