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Round|Natural|GIA

1.00ct G SI1 Round Natural Diamond

VG • G/SI1 • GIA 6315036607

Certificate GIA 6315036607

Diamond specifications and retailer prices

From HK$19,762 HKD
As of November 6, 2026
Save HK$34,019 HKD (63%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$53,781 HKD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6315036607. Listed at 29 retailers as of November 5, 2026, with prices from HK$19,762 to HK$53,781, a HK$34,019 spread on the same certified stone. Diamond Quarter lists it at HK$53,781. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6315036607
Dimensions6.39 × 6.35 × 3.97 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.39 mm6.35 mm1.00 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6315036607
Side View
Table 60.0%Crown 34°Girdle: STK-THKPavilion 41.8°Culet: 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 6
Current: HK$23,300 HKD|Low: HK$19,762 HKD|High: HK$44,270 HKD|Avg: HK$25,984 HKD|-1.9%
Retailer 1
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
Retailer 17
November 6, 2026
Retailer 2HK$19,762 HKD
Retailer 14HK$20,044 HKD
Retailer 9HK$20,907 HKD
Retailer 3HK$21,653 HKD
Retailer 4HK$22,061 HKD
Retailer 6HK$22,312 HKD
Retailer 5HK$22,484 HKD
Retailer 10HK$22,500 HKD
Retailer 1HK$23,300 HKD
Retailer 16HK$25,152 HKD
Retailer 8HK$25,458 HKD
Retailer 17HK$26,250 HKD
Retailer 7HK$28,258 HKD
Retailer 13HK$28,415 HKD
Retailer 11HK$29,725 HKD
Retailer 12HK$40,615 HKD
Retailer 15HK$43,823 HKD

30 data points across 17 retailers

29 retailersHK$19,762 HKD to HK$53,781 HKD

A
Cheapest Retailer
-
HK$19,762 HKD
A
Retailer 2
-
HK$20,044 HKD
View
B+
Retailer 3
-
HK$20,907 HKD
View
B+
Retailer 4
-
HK$21,653 HKD
View
Retailer 5
-
HK$22,061 HKD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$22,061 HKD
View
B+
Retailer 7
-
HK$22,312 HKD
View
B+
Retailer 8
-
HK$22,484 HKD
View
Final sale: no returns
B+
Retailer 9
-
HK$22,500 HKD
View
B+
Retailer 10
-
HK$22,641 HKD
View
B+
Retailer 11
-
HK$22,759 HKD
View
B+
Retailer 12
-
HK$22,916 HKD
View
B+
Retailer 13
-
HK$23,300 HKD
View
B+
Retailer 14
-
HK$23,849 HKD
View
B+
Retailer 15
-
HK$23,849 HKD
View
B+
Retailer 16
-
HK$24,634 HKD
View
Retailer 17
-
HK$25,152 HKD
View
Price last confirmed 11 days ago
Retailer 18
-
HK$25,411 HKD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
HK$25,458 HKD
View
Retailer 20
-
HK$26,015 HKD
View
Price last confirmed 30 days ago
Retailer 21
-
HK$26,250 HKD
View
Price last confirmed 12 days ago
Retailer 22
-
HK$28,258 HKD
View
Price last confirmed 14 days ago
B+
Retailer 23
-
HK$28,415 HKD
View
B+
Retailer 24
-
HK$29,725 HKD
View
B
Retailer 25
-
HK$40,615 HKD
View
B
Retailer 26
-
HK$42,435 HKD
View
Retailer 27
-
HK$43,823 HKD
View
Price last confirmed 10 days ago
Retailer 28
-
HK$44,270 HKD
View
Price last confirmed 31 days ago
Most Expensive
B
Diamond Quarter
1.0SI1G63072626N · Nov 5
HK$53,781 HKD
£5,398 GBP
View
28 more retailers have this diamond
Prices start from HK$19,762 HKDSave up to HK$34,019 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
1.00ct Round
HK$19,762 HKD