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Round|Lab Grown|IGI

6.31ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG634473125

Shape and cutting style on the report: Round brilliant

Certificate IGI LG634473125

Diamond specifications and retailer prices

From $12,890 SGD
$10,083 USD
As of October 29, 2026
Save $48,826 SGD (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $61,716 SGD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 6.31ct lab-grown round diamond

This 6.31ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG634473125 or 634473125. Listed at 24 retailers as of October 29, 2026, with prices from $12,890 to $61,716, a $48,826 spread on the same certified stone. Michael Trio lists it at $61,716. 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

6.31
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634473125
Dimensions11.83 × 11.80 × 7.34 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
11.83 mm11.80 mm6.31 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634473125
Side View
Table 56.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $61,716 SGD|Low: $12,890 SGD|High: $61,716 SGD|Avg: $23,167 SGD
Michael Trio
Retailer 2
Retailer 3
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Retailer 5
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Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 5$12,890 SGD
Retailer 4$13,405 SGD
Retailer 19$13,794 SGD
Retailer 7$14,607 SGD
Retailer 8$14,952 SGD
Retailer 6$15,467 SGD
Retailer 10$15,960 SGD
Retailer 20$15,961 SGD
Retailer 9$16,112 SGD
Retailer 11$16,429 SGD
Retailer 17$17,690 SGD
Retailer 13$19,565 SGD
Retailer 15$21,707 SGD
Retailer 18$25,471 SGD
Retailer 14$27,848 SGD
Retailer 3$31,208 SGD
Retailer 16$31,936 SGD
Retailer 2$32,047 SGD
Retailer 12$41,147 SGD
Michael Trio$61,716 SGD

29 data points across 20 retailers

24 retailers$12,890 SGD to $61,716 SGD

A
Cheapest Retailer
-
$12,890 SGD
$10,083 USD
A
Retailer 2
-
$13,095 SGD
$10,243 USD
View
A
Retailer 3
-
$13,405 SGD
$10,486 USD
View
A
Retailer 4
-
$13,794 SGD
$10,790 USD
View
Retailer 5
-
$14,607 SGD
£8,997 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
$14,952 SGD
$11,696 USD
View
A
Retailer 7
-
$15,467 SGD
$12,099 USD
View
A
Retailer 8
-
$15,960 SGD
$12,484 USD
View
A
Retailer 9
-
$15,961 SGD
$12,485 USD
View
A
Retailer 10
-
$16,112 SGD
$12,603 USD
View
A
Retailer 11
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$16,429 SGD
$12,851 USD
View
A
Retailer 12
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$17,690 SGD
$13,838 USD
View
Final sale: no returns
A
Retailer 13
-
$19,565 SGD
£12,051 GBP
View
A
Retailer 14
-
$21,707 SGD
$16,980 USD
View
B+
Retailer 15
-
$25,471 SGD
£15,688 GBP
View
B+
Retailer 16
-
$27,348 SGD
$21,392 USD
View
B+
Retailer 17
-
$27,848 SGD
€20,746 EUR
View
Retailer 18
-
$31,208 SGD
A$37,557 AUD
View
Price last confirmed 9 days ago
B+
Retailer 19
-
$31,936 SGD
ZAR 403,580 ZAR
View
B+
Retailer 20
-
$32,047 SGD
A$38,566 AUD
View
B
Retailer 21
-
$41,147 SGD
$32,186 USD
View
B
Retailer 22
-
$49,068 SGD
$38,383 USD
View
B
Retailer 23
-
$57,745 SGD
$45,170 USD
View
Most Expensive
B
Michael Trio
4751405420 · Oct 31
$61,716 SGD
View
23 more retailers have this diamond
Prices start from $12,890 SGDSave up to $48,826 SGD

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
6.31ct Round
$12,890 SGD