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0.31ct D SI1 Round Lab Grown Diamond

VG • D/SI1 • GIA 5453808362

Certificate GIA 5453808362

Diamond specifications and retailer prices

From HK$1,059 HKD
$135 USD
As of October 28, 2026
Save HK$5,278 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$6,337 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.31ct lab-grown round diamond

This 0.31ct lab-grown round sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5453808362. Listed at 14 retailers as of October 26, 2026, with prices from HK$1,059 to HK$6,337, a HK$5,278 spread on the same certified stone. MOH London lists it at HK$6,337. 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

0.31
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginLab Grown
Grading LabGIA
CertificateGIA 5453808362
Dimensions4.34 × 4.31 × 2.73 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.34 mm4.31 mm0.31 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5453808362
Side View
Table 57.0%Crown 35°Girdle: ThickPavilion 41.4°Culet: NoneDepth 63.1%

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$6,337 HKD|Low: HK$1,043 HKD|High: HK$6,367 HKD|Avg: HK$2,519 HKD|+0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 7HK$1,059 HKD
Retailer 4HK$1,091 HKD
Retailer 13HK$1,224 HKD
Retailer 8HK$1,263 HKD
Retailer 10HK$1,357 HKD
Retailer 12HK$1,357 HKD
Retailer 6HK$2,082 HKD
Retailer 11HK$2,526 HKD
Retailer 2HK$2,669 HKD
Retailer 9HK$3,060 HKD
Retailer 5HK$4,354 HKD
Retailer 3HK$4,790 HKD
MOH LondonHK$6,337 HKD

43 data points across 13 retailers

14 retailersHK$1,059 HKD to HK$6,337 HKD

A
Cheapest Retailer
-
HK$1,059 HKD
$135 USD
A
Retailer 2
-
HK$1,091 HKD
$139 USD
View
A
Retailer 3
-
HK$1,224 HKD
$156 USD
View
Final sale: no returns
A
Retailer 4
-
HK$1,263 HKD
$161 USD
View
A
Retailer 5
-
HK$1,357 HKD
$173 USD
View
A
Retailer 6
-
HK$1,357 HKD
$173 USD
View
B
Retailer 7
-
HK$2,082 HKD
£209 GBP
View
B
Retailer 8
-
HK$2,526 HKD
$322 USD
View
B
Retailer 9
-
HK$2,669 HKD
€324 EUR
View
B
Retailer 10
-
HK$2,939 HKD
£295 GBP
View
B
Retailer 11
-
HK$3,060 HKD
$390 USD
View
B
Retailer 12
-
HK$4,354 HKD
$555 USD
View
B
Retailer 13
-
HK$4,790 HKD
$611 USD
View
Most Expensive
B
MOH London
5453808362 · Oct 26
HK$6,337 HKD
£636 GBP
View
13 more retailers have this diamond
Prices start from HK$1,059 HKDSave up to HK$5,278 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
0.31ct Round
HK$1,059 HKD