Oval|Natural|GIA

4.03ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 5553078500

Certificate GIA 5553078500

Diamond specifications and retailer prices

From HK$421,655 HKD
$53,743 USD
As of October 28, 2026
Save HK$256,039 HKD (38%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$677,694 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 4.03ct natural oval diamond

This 4.03ct natural oval sits in the three to five 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 5553078500. Listed at 11 retailers as of October 28, 2026, with prices from HK$421,655 to HK$677,694, a HK$256,039 spread on the same certified stone. MOH London lists it at HK$677,694. 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

4.03
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5553078500
Dimensions12.98 × 8.76 × 5.20 mm
L/W Ratio1.48
Top View
12.98 mm8.76 mm4.03 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5553078500
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.3%

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: Oct 28
Current: HK$677,694 HKD|Low: HK$347,671 HKD|High: HK$677,694 HKD|Avg: HK$446,354 HKD|+5.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6HK$347,671 HKD
Retailer 10HK$383,335 HKD
Retailer 5HK$411,974 HKD
Retailer 3HK$421,655 HKD
Retailer 8HK$426,422 HKD
Retailer 4HK$437,351 HKD
Retailer 9HK$440,574 HKD
Retailer 7HK$441,735 HKD
Retailer 2HK$540,535 HKD
MOH LondonHK$677,694 HKD

23 data points across 10 retailers

11 retailersHK$421,655 HKD to HK$677,694 HKD

Retailer 1
-
HK$347,671 HKD
Price last confirmed 7 days ago
Retailer 2
-
HK$383,335 HKD
SGD 66,026 SGD
View
Price last confirmed 21 days ago
Retailer 3
-
HK$411,974 HKD
€50,009 EUR
View
Price last confirmed 3 days ago
A
Retailer 4
-
HK$421,655 HKD
$53,743 USD
View
A
Retailer 5
-
HK$426,422 HKD
$54,351 USD
View
Retailer 6
-
HK$426,618 HKD
$54,376 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
HK$437,351 HKD
£43,893 GBP
View
A
Retailer 8
-
HK$438,173 HKD
A$85,921 AUD
View
Retailer 9
-
HK$489,744 HKD
$62,422 USD
View
Price last confirmed 36 days ago
B+
Retailer 10
-
HK$540,535 HKD
€65,615 EUR
View
Most Expensive
B
MOH London
04237B6EC · Oct 29
HK$677,694 HKD
£68,014 GBP
View
10 more retailers have this diamond
Prices start from HK$421,655 HKDSave up to HK$256,039 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
4.03ct Oval
HK$421,655 HKD