CaratHunter
Plans
Oval|Lab Grown|IGI

3.10ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG689568778

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG689568778

Diamond specifications and retailer prices

From HK$8,552 HKD
$1,090 USD
As of October 29, 2026
Save HK$63,346 HKD (88%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$71,898 HKD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3.1ct lab-grown oval diamond

This 3.1ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689568778 or 689568778. Listed at 29 retailers as of October 29, 2026, with prices from HK$8,552 to HK$71,898, a HK$63,346 spread on the same certified stone. Blue Nile lists it at HK$71,898. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.10
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689568778
Dimensions12.01 × 8.25 × 5.11 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.01 mm8.25 mm3.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689568778
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 41°Culet: 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: Oct 29
Current: HK$71,898 HKD|Low: HK$8,552 HKD|High: HK$80,968 HKD|Avg: HK$22,355 HKD
Blue Nile
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
October 31, 2026
Retailer 3HK$8,552 HKD
Retailer 18HK$9,305 HKD
Retailer 2HK$9,580 HKD
Retailer 10HK$9,925 HKD
Retailer 20HK$11,298 HKD
Retailer 23HK$11,842 HKD
Retailer 5HK$11,965 HKD
Retailer 8HK$12,151 HKD
Retailer 13HK$14,377 HKD
Retailer 4HK$14,985 HKD
Retailer 9HK$15,932 HKD
Retailer 16HK$18,602 HKD
Retailer 6HK$20,124 HKD
Retailer 24HK$23,041 HKD
Retailer 21HK$23,193 HKD
Retailer 7HK$23,443 HKD
Retailer 26HK$25,684 HKD
Retailer 12HK$28,731 HKD
Retailer 11HK$31,654 HKD
Retailer 25HK$33,828 HKD
Retailer 17HK$34,681 HKD
Retailer 14HK$35,090 HKD
Retailer 15HK$37,926 HKD
Retailer 19HK$45,113 HKD
Retailer 22HK$66,139 HKD
Blue NileHK$71,898 HKD

22 data points across 26 retailers

29 retailersHK$8,552 HKD to HK$71,898 HKD

A
Cheapest Retailer
-
HK$8,552 HKD
$1,090 USD
A
Retailer 2
-
HK$9,305 HKD
$1,186 USD
View
A
Retailer 3
-
HK$9,580 HKD
$1,221 USD
View
Final sale: no returns
A
Retailer 4
-
HK$9,925 HKD
$1,265 USD
View
A
Retailer 5
-
HK$11,298 HKD
$1,440 USD
View
A
Retailer 6
-
HK$11,842 HKD
£1,188 GBP
View
A
Retailer 7
-
HK$11,965 HKD
$1,525 USD
View
A
Retailer 8
-
HK$12,151 HKD
View
A
Retailer 9
-
HK$14,377 HKD
£1,443 GBP
View
A
Retailer 10
-
HK$14,985 HKD
$1,910 USD
View
Retailer 11
-
HK$15,440 HKD
£1,550 GBP
View
Price last confirmed 16 days ago
A
Retailer 12
-
HK$15,932 HKD
€1,934 EUR
View
A
Retailer 13
-
HK$18,602 HKD
$2,371 USD
View
A
Retailer 14
-
HK$20,124 HKD
$2,565 USD
View
A
Retailer 15
-
HK$23,041 HKD
ZAR 47,443 ZAR
View
B+
Retailer 16
-
HK$23,193 HKD
A$4,548 AUD
View
B+
Retailer 17
-
HK$23,443 HKD
$2,988 USD
View
B+
Retailer 18
-
HK$25,684 HKD
$3,274 USD
View
Retailer 19
-
HK$28,457 HKD
£2,856 GBP
View
Price last confirmed 7 days ago
B+
Retailer 20
-
HK$28,731 HKD
$3,662 USD
View
B+
Retailer 21
-
HK$31,654 HKD
$4,035 USD
View
B+
Retailer 22
-
HK$33,828 HKD
£3,395 GBP
View
B+
Retailer 23
-
HK$34,681 HKD
$4,420 USD
View
B+
Retailer 24
-
HK$35,090 HKD
SGD 6,044 SGD
View
B+
Retailer 25
-
HK$37,926 HKD
$4,834 USD
View
Retailer 26
-
HK$45,113 HKD
$5,750 USD
View
Price last confirmed 12 days ago
Retailer 27
-
HK$58,116 HKD
A$11,396 AUD
View
Price last confirmed 22 days ago
B
Retailer 28
-
HK$66,139 HKD
$8,430 USD
View
Most Expensive
B
Blue Nile
25580776 · Oct 31
HK$71,898 HKD
$9,164 USD
View
28 more retailers have this diamond
Prices start from HK$8,552 HKDSave up to HK$63,346 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
3.10ct Oval
HK$8,552 HKD